Questions

A ball of 0.1 kg is dropped from rest. When it falls through a distance of 2 m, the work done by the force of gravity is

The value of g on the moon is 1/6th of the value of g on the earth. If a man can jump 1.5 m high on the earth, on the moon, be can jump up to a height of

What is the duration of the world’s shortest X–ray laser has been successfully created by the scientists?

The SI unit of momentum is _____________.

Find the potential energy gained by a body of mass 25 kg, if it is raised by 5 m. (use g = 10 m/s2)

What is the value of acceleration due to gravity on the surface of the earth?

In October 2017, how many companies were shortlisted for adoption of 14 monuments under ‘Adopt a Heritage Scheme’?

Under Article 352 of the Constitution of India, an emergency can be declared if security of any part of India is threatened by 1.war2.external aggression3.armed rebellion4.internal disturbanceSelect the correct answer using the code given below.