Physics MCQs for Class 9 with Answers
Which of the following is a vector quantity?
Speed
Distance
Displacement
Power
The unit of acceleration is:
m
Ns-1
ms-1
ms-2
A change of position from point A to B is called:
Speed
Velocity
Displacement
Distance
The disordered or irregular motion of an object is called
Linear motion
Circular motion
Random motion
Vibratory motion
LIDAR gun is used to calculate the vehicle’s
Velocity
Speed
Acceleration
Distance.
Rate of change of velocity is known as:
Speed
Acceleration
Distance
Velocity
The body has translatory motion if it moves if it moves along a:
Straight line
Circle
Line with out rotation
Covered path
Law of motion was presented by the scientist.
Einstein
Newton
Galileo
Archimedes
Those qualities which requires both magnitude and direction for their representation are called:
Scalar
Vector
Both A and B
None
Friction is due to
Roughness
Shape
Smoothness
None of these
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