Physics MCQs for Class 9 with Answers Chapter 2

Physics MCQs for Class 9 with Answers

1 N ___________
1 kgms-2
1 kg ms-1
ms-2
All

Coefficient of friction between tyre and dry road is.
0.6
1
0.05
0.2

________ is used to measure the force or weight of a body :
Physical balance
Spring balance
A and B both
None

In velocity the body become double , then centripetal force will be:
Half
Three times greater
Double
Four times greater

Weight is measured by:
Spring balnce
Measuring cylinder
Physical balnce
None of these

Which law of motion is called law of inertia:
first law of motion
Second law of motion
Third law of motion
Law of conversation of momentum

___________ helps us to pick up objects.
Force
Weight
Friction
Nil

If a 20 N wight of block hang with the string vertically then tension in string is:
0 N
20 N
2 N
10 N

The velocity and acceleration of the body moving with uniform speed in a circular path will be:
In same direction
In opposite direction
Mutually perpendicular
Equal

Sliding friction can be converted into rolling friction by using
Levers
Wedges
Ball bearings
Pulleys

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