Physics

How much force is required to lift a 5 kg object vertically at a constant speed? (g = 9.8 m/s^2)

The pressure at a point inside a liquid does not depend on:

If a body is taken from Earth to the Moon, its mass:

Two objects of different masses falling freely in vacuum:

The value of G is:

Upthrust is also known as:

What is the unit of pressure in the SI system?

A body will sink in a liquid if its density is:

What is the mass of the Earth?

If the distance between two masses is tripled, the gravitational force becomes:

Action and reaction forces:

Which of the following is true for a body in free fall?

The ratio of weight of an object on Earth to its weight on Moon is:

Lactometer works on the principle of:

The formula for pressure exerted by a liquid column is:

What is the effect on the value of 'g' at a height equal to the radius of Earth?

A piece of wood is floating in water. If we take it to the moon, it will:

Atmospheric pressure decreases with altitude because:

A ship moves from river water to sea water. It will:

What is the force between two masses of 100 kg each separated by 10 m?