Questions

A lens has a power +2.0 D. The type of lens and its focal length will be

The acceleration due to gravity at the surface of the earth (mass M and radius R) is proportional to ___.

The diameter of the reflecting surface of a spherical mirror is called a/an

An object of 5.0 kg is raised through a height of 2.0m. The work done in the process is

What is the upward force exerted by water called?

The energy released at the end of digestion is in the form of

When the human body temperature falls by about 2 - 3.5 F below the normal body temperature, the condition is known as

Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. If the sentence is correct as it is mark 'no error' as the answer.Jaitely announced a waivered of the service charge (a)/ on e-tickets and spoke about a number of steps (b)/ to improve passenger amenities (c)/ such as a ‘coach mitra’ facility. (d)/ No error (e).