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Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
On which law/principle is a lactometer based?
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Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Differentiate: Pressure and Upthrust
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is the condition for flying a hydrogen balloon upwards in the air?
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
In a hydraulic machine, if the cross-sectional area of the larger piston is twice the area of the samller piston, what is the correct group of the weights on the smaller piston (W1) and the larger piston (W2) to keep the machine balanced?
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Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
When an object is suspended using spring balance in air, water, and glycerin, the weight is found to be W1, W2, and W3 respectively. What will be the weight of the object in those mediums in increasing order?
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Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
When a ship enters a river from a sea, it was found to sink more than before. What is the reason for this?
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0
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Which one of the following statements is correct for a hand pushing a ball into the water as shown in the given figure?
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Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
If the same magnitude of upthrust acts on the three cubical balls made up of different materials on keeping them in water, which one of the following quantities is equal for them?
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0
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Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is the upthrust when the cork shown in the figure is placed in the liquid?
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0
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Differentiate: the reason for a steel pin sinking in water and a steel plate floating on water.
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0
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Differentiate: the process of a hot air balloon sinking and rising in the air
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0
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
A special type of oil is used in hydraulic brakes.
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
A wooden cork dipped below the surface of the water by applying force with a finger comes to the surface when the finger is removed. Why?
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0
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
We feel lighter while floating on water. Why?
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0
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2
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
On lifting a stone submerged in water, it feels heavier when it comes out of the water. Why?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
It is easier to float in the Dead Sea than in a swimming pool (the density of water in the Dead Sea is 1240 kg/m^3). Why?
visibility
0
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
If more passengers climb a boat than its maximum capacity, the boat is likely to sink. Why?
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0
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
State Pascal's law.
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0
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Write any two applications of Pascal's law in daily life.
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0
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is a hydraulic machine?
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0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
State Archimedes' principle.
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is upthrust?
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0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Mention the forces acting on a floating object and their directions.
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0
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
State the law of floatation.
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0
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Write any two applications of Archimedes' Principle.
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Explain, with a figure, the cause of the production of upthrust.
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
When a stone is dropped into the water, it sinks. Does this happen because of the absence of upthrust?
visibility
0
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
A person is trying to lift a stone of 500N keeping it on the smaller piston of a hydraulic machine by applying a force on the larger piston. What suggestion would you give him/her so that he/she can lift the load easily? Explain with an appropriate figure, the proess of increasing the force in the hydraulic machine.
visibility
0
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Substances with a density greater than the density of the liquid sink in it. Is this statement always true? Justify with an example.
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Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Two balloons, on efilled with air and the other with hydrogen, look identical. What difference can be noticed when they are released into the air? Explain with reasons.
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0
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
An object is suspending/foating just below the surface of the water. if the amount of salt dissolving in the water goes on increasing, what change will occur in the position of the balloon? Explain with reasons.
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0
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What are the readings shown by the weighing machine given in figures (a) and (b)? Explain with reasons.
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
When a person puts a lactometer into the milk, the whole part of the narrow stem sinks into the milk. What conclusions can be drawn from this event?
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0
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Pressure of 30000 Pa is generated in the liquid of a hydraulic lift. If the cross-sectional area of the piston used to lift a weight is 0.1 m^2, how much load can it lift?
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0
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
In the figure, a sample of a hydraulic machine constructed by using syringes is shown. How much force is to be applied through syringe B to balanced the force on piston A?
visibility
0
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Calculate the upthrust acting on the object in situations b and c shown in the figure. Mention the cause for the occurrence of different upthrusts under these two situations.
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0
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is atmospheric pressure?
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0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Name two instruments which can be constructed on the basis of Pascal’s law.
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What happens if an egg is kept in two beakers containing pure water and saturated salt solution?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is the condition for an object to sink in water?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
A hydraulic press is called a force multiplier. Why?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is the unit of upthrust?
visibility
0
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
A dairy owner put a lactometer into milk brought to sell by a farmer to his shop. The narrow stem of the lactometer submerged completely into the milk. What conclusion did the dairy shopkeeper get from it?
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0
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0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
1 torr is equal to
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1
Ten > Pressure
Asked by
Basanta
·
1 year ago
What is the upthrust exerted by water in the given body?
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0
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0
Ten > Pressure
Asked by
Basanta
·
1 year ago
Consider you have to use air in breaking system of a four wheeler and in an immersed submarine to float it on water. What changes will you make in air pressure for them?
visibility
0
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0
Ten > Pressure
Asked by
Basanta
·
1 year ago
A fact and two statements about Pascal's law are given below:
The pressure given in an enclosed liquid is equally transmitted in all the directions by the liquid.
Statements:
a) The law is applicable in functioning of a submarine.
b) The law is applicable in braking system of four wheelers.
visibility
0
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0
Ten > Pressure
Asked by
Basanta
·
1 year ago
The weight of displaced water is equal to the weight of the floating body on the water. Justify it with diagram.
visibility
0
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0
Ten > Pressure
Asked by
Basanta
·
1 year ago
Differentiate between Archimedes' principle and law of floatation in two points.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Basanta
·
1 year ago
What is the upthrust exerted by the water to the body given in the figure.
visibility
0
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0
Ten > Pressure
Asked by
Basanta
·
1 year ago
By using a hydraulic lift a load of 2500 N needs to be lifted. If cross sectional area of the small piston is $\rm \frac {1}{10}$ of the big piston, calculate the force required to apply on small piston.
visibility
0
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1
Ten > Pressure
Asked by
Basanta
·
1 year ago
To measure the pressure of liquid p-dgh formula, what does h stand for and what change occurs in p when h increases?
visibility
0
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0
Ten > Pressure
Asked by
Basanta
·
1 year ago
Write Pascal's law.
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0
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1
Ten > Pressure
Asked by
Basanta
·
1 year ago
Which fundamental units are involved in the unit of pressure?
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0
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1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
On which law/principle is a lactometer based?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Differentiate: Pressure and Upthrust
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is the condition for flying a hydrogen balloon upwards in the air?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
In a hydraulic machine, if the cross-sectional area of the larger piston is twice the area of the samller piston, what is the correct group of the weights on the smaller piston (W1) and the larger piston (W2) to keep the machine balanced?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
When an object is suspended using spring balance in air, water, and glycerin, the weight is found to be W1, W2, and W3 respectively. What will be the weight of the object in those mediums in increasing order?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
When a ship enters a river from a sea, it was found to sink more than before. What is the reason for this?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Which one of the following statements is correct for a hand pushing a ball into the water as shown in the given figure?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
If the same magnitude of upthrust acts on the three cubical balls made up of different materials on keeping them in water, which one of the following quantities is equal for them?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is the upthrust when the cork shown in the figure is placed in the liquid?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Differentiate: the reason for a steel pin sinking in water and a steel plate floating on water.
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Differentiate: the process of a hot air balloon sinking and rising in the air
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
A special type of oil is used in hydraulic brakes.
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
A wooden cork dipped below the surface of the water by applying force with a finger comes to the surface when the finger is removed. Why?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
We feel lighter while floating on water. Why?
visibility
0
chat_bubble_outline
2
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
On lifting a stone submerged in water, it feels heavier when it comes out of the water. Why?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
It is easier to float in the Dead Sea than in a swimming pool (the density of water in the Dead Sea is 1240 kg/m^3). Why?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
If more passengers climb a boat than its maximum capacity, the boat is likely to sink. Why?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
State Pascal's law.
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Write any two applications of Pascal's law in daily life.
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is a hydraulic machine?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
State Archimedes' principle.
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is upthrust?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Mention the forces acting on a floating object and their directions.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
State the law of floatation.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Write any two applications of Archimedes' Principle.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Explain, with a figure, the cause of the production of upthrust.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
When a stone is dropped into the water, it sinks. Does this happen because of the absence of upthrust?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
A person is trying to lift a stone of 500N keeping it on the smaller piston of a hydraulic machine by applying a force on the larger piston. What suggestion would you give him/her so that he/she can lift the load easily? Explain with an appropriate figure, the proess of increasing the force in the hydraulic machine.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Substances with a density greater than the density of the liquid sink in it. Is this statement always true? Justify with an example.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Two balloons, on efilled with air and the other with hydrogen, look identical. What difference can be noticed when they are released into the air? Explain with reasons.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
An object is suspending/foating just below the surface of the water. if the amount of salt dissolving in the water goes on increasing, what change will occur in the position of the balloon? Explain with reasons.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What are the readings shown by the weighing machine given in figures (a) and (b)? Explain with reasons.
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
When a person puts a lactometer into the milk, the whole part of the narrow stem sinks into the milk. What conclusions can be drawn from this event?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Pressure of 30000 Pa is generated in the liquid of a hydraulic lift. If the cross-sectional area of the piston used to lift a weight is 0.1 m^2, how much load can it lift?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
In the figure, a sample of a hydraulic machine constructed by using syringes is shown. How much force is to be applied through syringe B to balanced the force on piston A?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Calculate the upthrust acting on the object in situations b and c shown in the figure. Mention the cause for the occurrence of different upthrusts under these two situations.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is atmospheric pressure?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
Name two instruments which can be constructed on the basis of Pascal’s law.
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What happens if an egg is kept in two beakers containing pure water and saturated salt solution?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is the condition for an object to sink in water?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
A hydraulic press is called a force multiplier. Why?
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
What is the unit of upthrust?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
A dairy owner put a lactometer into milk brought to sell by a farmer to his shop. The narrow stem of the lactometer submerged completely into the milk. What conclusion did the dairy shopkeeper get from it?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Atith Adhikari
·
1 year ago
1 torr is equal to
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Basanta
·
1 year ago
What is the upthrust exerted by water in the given body?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Basanta
·
1 year ago
Consider you have to use air in breaking system of a four wheeler and in an immersed submarine to float it on water. What changes will you make in air pressure for them?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Basanta
·
1 year ago
A fact and two statements about Pascal's law are given below:
The pressure given in an enclosed liquid is equally transmitted in all the directions by the liquid.
Statements:
a) The law is applicable in functioning of a submarine.
b) The law is applicable in braking system of four wheelers.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Basanta
·
1 year ago
The weight of displaced water is equal to the weight of the floating body on the water. Justify it with diagram.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Basanta
·
1 year ago
Differentiate between Archimedes' principle and law of floatation in two points.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Basanta
·
1 year ago
What is the upthrust exerted by the water to the body given in the figure.
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Basanta
·
1 year ago
By using a hydraulic lift a load of 2500 N needs to be lifted. If cross sectional area of the small piston is $\rm \frac {1}{10}$ of the big piston, calculate the force required to apply on small piston.
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Basanta
·
1 year ago
To measure the pressure of liquid p-dgh formula, what does h stand for and what change occurs in p when h increases?
visibility
0
chat_bubble_outline
0
Ten > Pressure
Asked by
Basanta
·
1 year ago
Write Pascal's law.
visibility
0
chat_bubble_outline
1
Ten > Pressure
Asked by
Basanta
·
1 year ago
Which fundamental units are involved in the unit of pressure?
visibility
0
chat_bubble_outline
1