English

What do you mean by the term upthrust of a liquid? - Physics

Advertisements
Advertisements

Question

What do you mean by the term upthrust of a liquid?
One Line Answer

Solution

Upthrust is defined as the upward force on the object provided by the liquid because the object has displaced some of the fluid.
shaalaa.com
  Is there an error in this question or solution?
Chapter 4: Fluids - Exercise 2 [Page 173]

APPEARS IN

Frank Physics [English] Class 9 ICSE
Chapter 4 Fluids
Exercise 2 | Q 4 | Page 173

RELATED QUESTIONS

A piece of wood is floating in water kept in a bottle. The bottle is connected to an air pump. Neglect the compressibility of water. When more air is pushed into the bottle from the pump, the piece of wood will float with


What should be the ratio of area of cross section of the master cylinder and wheel cylinder of a hydraulic brake so that a force of 15 N can be obtained at each of its brake shoe by exerting a force of 0.5 N on the pedal ?


Select the correct option.

Pressure applied in liquids is transmitted with undiminished force


Select the correct option.

The pressure exerted by 50 kg (g = 10 m/s−2) on an area of cross-section of 2 m2 is


The following figure shows a manometer containing a liquid of density p. The limb P of the manometer is connected to a vessel V and the limb Q is open to atmosphere. The difference in the levels of liquid in the two limbs of the manometer is h as shown in the diagram. The atmospheric pressure is P0.

(i) What is the pressure on the liquid surface in the limb Q?

(ii) What is the pressure on the liquid surface in the limb P?


State the principle on which a hydraulic press works. Write one use of the hydraulic press.

The density of iron is 7800 kg m-3. What do you mean by this statement? What is density of water at 40C?


Hydraulic lift works under the principle of _______.


Analogy

Pascal’s law: ______:: Surface tensin: ______.


An iceberg of density 700 kg/m3 is floating in the water of density 1000 kg/m3. The percentage of the volume of ice cube outside the water is:


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×