Class 9 Physics MCQs – Practice Test 10 (Chapter 1)

Dynamics MCQ with Answers PDF Download – Test 10

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The "Dynamics MCQ" App Download (Android & iOS): Momentum of an isolated system of two or more than two interacting bodies remains; MCQ with answers: zero, variable, negative, and constant. Practice Uniform Circular Motion MCQ Questions, download Apple Book (Free Chapter) to enhance critical thinking.

Dynamics MCQ – Practice Test 10 PDF Download

MCQ 46: The direction of centripetal force is always:

towards center
away from center
tangent to the circle
normal to the circle

MCQ 47: The momentum of an isolated system of two or more than two interacting bodies remains:

variable
zero
negative
constant

MCQ 48: The centripetal force is given by:

(mV²) ⁄ r
r ⁄ mv
mvr
Vr

MCQ 49: The friction is reduced by:

making sliding surfaces smooth
lubricating the surface
using ball bearings
all of above

MCQ 50: The maximum value of friction is known as the:

initial friction
force of limiting friction
fixed friction
inertia

Class 9 Physics Notes App & e-Book – Dynamics Exam Prep

Dynamics MCQs

Work and Energy MCQs

Gravitation MCQs

Transfer of Heat MCQs

Kinematics MCQs

Matter Properties MCQs

Physical Quantities and Measurement MCQs

Thermal Properties of Matter MCQs

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