Statement 1 – If a pendulum falls freely, then its time period is infinite.

Statement 2 – Free falling body has acceleration equal to g.

Statement 1 and statement 2 are correct and statement 2 is the correct explanation of statement 1

Statement 1 and statement 2 are correct but statement 2 is not the correct explanation of statement 1

Statement 1 is true but statement 2 is false

Both statement 1 and 2 are false

Statement 1 – The earth is slowing down and as a result, the moon is coming nearer to it.

Statement 2 – The angular momentum of the system is not conserved.

Statement 1 and statement 2 are correct and statement 2 is the correct explanation of statement 1

Statement 1 and statement 2 are correct but statement 2 is not the correct explanation of statement 1

Statement 1 is true but statement 2 is false

Both statement 1 and 2 are false

Explore topic-wise MCQs in Engineering Physics Questions and Answers.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.	Imagine a new planet having the same density as that of earth but it is 3 times bigger than the earth in its size. If the acceleration due to gravity on the surface of the earth is g and that on the surface of the new planet g‘ is?
A.	g‘=g/9
B.	g‘=27g
C.	g‘=9g
D.	g‘=3g
Answer» E.

Discussion

2.	Statement 1 – If a pendulum falls freely, then its time period is infinite.
A.	Statement 2 – Free falling body has acceleration equal to g.
B.	Statement 1 and statement 2 are correct and statement 2 is the correct explanation of statement 1
C.	Statement 1 and statement 2 are correct but statement 2 is not the correct explanation of statement 1
D.	Statement 1 is true but statement 2 is false
E.	Both statement 1 and 2 are false
Answer» C. Statement 1 and statement 2 are correct but statement 2 is not the correct explanation of statement 1

Discussion

3.	Statement 1 – The earth is slowing down and as a result, the moon is coming nearer to it.
A.	Statement 2 – The angular momentum of the system is not conserved.
B.	Statement 1 and statement 2 are correct and statement 2 is the correct explanation of statement 1
C.	Statement 1 and statement 2 are correct but statement 2 is not the correct explanation of statement 1
D.	Statement 1 is true but statement 2 is false
E.	Both statement 1 and 2 are false
Answer» E. Both statement 1 and 2 are false

Discussion

4.	If the kinetic energy of the satellite revolving in an orbit close to the earth’s surface happens to be doubled, what happens to the satellite?
A.	It revolves faster
B.	It revolves slower
C.	It remains unaltered
D.	It escapes
Answer» E.

Discussion

5.	Calculate the force of attraction between two balls each of mass 1kg when their centres are 10cm apart. The value of gravitational constant G = 6.67×10-11 Nm2 kg(-2).
A.	6.67×10-11N
B.	6.67×10-10N
C.	6.67N
D.	6.67×1010 N
Answer» C. 6.67N

Discussion

Explore topic-wise MCQs in Engineering Physics Questions and Answers.

Imagine a new planet having the same density as that of earth but it is 3 times bigger than the earth in its size. If the acceleration due to gravity on the surface of the earth is g and that on the surface of the new planet g‘ is?

Statement 1 – If a pendulum falls freely, then its time period is infinite.

Statement 1 – The earth is slowing down and as a result, the moon is coming nearer to it.

If the kinetic energy of the satellite revolving in an orbit close to the earth’s surface happens to be doubled, what happens to the satellite?

Calculate the force of attraction between two balls each of mass 1kg when their centres are 10cm apart. The value of gravitational constant G = 6.67×10-11 Nm2 kg(-2).