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The Pressure Inside a Liquid of Density P at a Depth H is : - Physics

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प्रश्न

The pressure inside a liquid of density p at a depth h is : 

पर्याय

  • h ρ g

  • `h/(ρg)`

  • `(hρ)/g`

  • `hρ`

MCQ
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उत्तर

The pressure inside a liquid of density p at a depth h is : h ρ g

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 4: Pressure in Fluids and Atmospheric Pressure - Exercise 4 (A) [पृष्ठ ९३]

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सेलिना Concise Physics [English] Class 9 ICSE
पाठ 4 Pressure in Fluids and Atmospheric Pressure
Exercise 4 (A) | Q 2 | पृष्ठ ९३

संबंधित प्रश्‍न

The S.I. unit of density is ..........


The density of a body which sinks in water is ......... than 1000 Kg m-3.


Why does a piece of ice float on water?


Pressure at the free surface of a water lake is P1, while at a point at depth h below its free surface is P2. (a) How are P1 and P2 related? (b)Which is more P1 or P2?


A tall vertical cylinder filled with water is kept on a horizontal table top. Two small holes A and B are made on the wall of the cylinder, A near the middle and B just Below the free surface of water. State and explain your observation.


The diagram below in Fig. 4.12 shows a device which makes the use of the principle of transmission of pressure.

  1. Name the parts labelled by the letters X and Y.
  2. Describe what happens to valves A and B and to the quantity of water in the two cylinders when the lever arm is moved down.
  3. Give reasons for what happens to valves A and B in part (ii).
  4. What happens when the release valve is opened?
  5. What happens to valve B in cylinder P when the lever arm is moved up?
  6. Give a reason for your answer in part (v).
  7. State one use of the above device.

A vessel contains water up to a height of 1.5 m. Taking the density of water 103 kg m-3, acceleration due to gravity 9.8 m s-2 and area of base of vessel 100 cm2, calculate: (a) the pressure and (b) the thrust at the base of vessel.


A body will sink if the weight of the body is greater than the buoyant force.


Most buoyant objects are those with relatively ______.

  1. high volume
  2. higher mass
  3. low density
  4. less viscosity

Complete the analogy.

Downward force : Weight :: Upward force offered by liquid : ______


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