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CDS || PHYSICS || WEEKLY REVISION QUIZ

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Question 1

Consider the following statements

1) Work is a vector quantity and Joule is the SI unit of Work.

2) The energy used in industries, households and commercial establishment are usually expressed in Kilowatt/per day.

Which of the following statements is /are not correct?

Question 2

the resistivity p of a material may be expressed in units of

Question 3

The SI unit of the inverse of Power (1/P) of a Lens is?

Question 4

The motion of a satellite in a circular orbit is one of the finest examples of ?

Question 5

If an object undergoes a uniform circular motion then which of the following statement is true about a uniform circular motion.

Question 6

In Physics, Lagrangian point refers to:
1) A point where the gravitation force of two large bodies over a small body becomes equal
2) A point beyond which earth’s gravity can’t influence an object
3) A point where a body doesn’t experience gravitational force
Choose the correct statements:

Question 7

Which one of the following is an object with such a strong gravitational field that even light cannot escape from its surface?

Question 8

which of the following factors, upon, which the escape velocity of an object from earth depends upon?

Question 9

A man is sitting in a train which is moving with a velocity of 60 km/hour. His speed with respect to the train is:

Question 10

A force applied on a body is represented as –

and accelerates it at 1 m/s2. The mass of the body is

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Feb 5CDS & Defence