Class 9 Physics Exam MCQs – Practice Test 12 (Chapter 1)

Dynamics Notes Questions with Answers PDF Download – Test 12

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Dynamics MCQs – Practice Test 12 PDF Download

MCQ 56: Newton is denoted by

MCQ 57: The quantity of matter possessed by the body is known as

mass
weight
inertia
force

MCQ 58: If the coefficient of friction between wood and marble is 0.6,mass of wood is 6 kg, then the force of friction between the wood and the horizontal marble floor will be

36 N
30 N
40 N
23 N

MCQ 59: The tires roll over easily on

smooth surface
rough surface
on coal tar
all of above

MCQ 60: According to newton's 2nd law of motion, with mass ‘m’, velocity ‘v’ and radius ‘r’ the centripetal force is equal to

mv² ×r
(mv²) ⁄ r
mv² + r
mv² - r

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

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