# Everyday application of the basic principles of Mechanics TNPSC Group 1 Questions

## Everyday application of the basic principles of Mechanics MCQ Questions

13.

Which of the following is true

A. magnitude and a direction is Vector

B. Magnitude only is scalar

A.

A alone

B.

B alone

C.

A and B are true

D.

None of the above

C. A and B are true

14.
Gravity is a ___________ value
A.
Vector
B.
Scalar
C.
Vector or Scalar
D.
Vector and Scalar
A. Vector
15.

A person mass is measured on the moon and on Earth.

Which of the following is correct

A.

Mass on the Moon will be double than Earth

B.

He will have only half of the Mass of Earth in Moon

C.

The Mass will be same on the Moon as it was on Earth

D.

All of the above

C. The Mass will be same on the Moon as it was on Earth

16.

Which of the following is true

A. The gravity of Earth is 9.8 m/s2

B. The gravity of Moon is 1.6 m/s2

A.

A alone

B.

B alone

C.

A and B are true

D.

None of the above

C. A and B are true

17.
Distance / Time is
A.
Time
B.
Acceleration
C.
Force
D.
Speed
D. Speed
18.
The amount of matter in an object is
A.
Mass
B.
Motion
C.
Force
D.
All  