(A) Newton
(B) Watt
(C) Joule
(D) Meter
Answer: (B) Watt
Category: Physics MCQs Class 9
Physics solved multiple choice questions (MCQs) for class 9 with answers.
A satellite is revolving around the earth in a circular orbit. If the radius of the orbit is increased from R to 2R, its velocity will be _____.
(A) v/√2
(B) 2v
(C) v/2
(D) v²
Answer: ()
According to the second condition of Equilibrium _____ = 0
(A) ∑Fx
(B) ∑Fy
(C) ∑τ
(D) ∑F
Answer: (C) ∑τ
Pressure is a ______ quantity.
(A) Vector
(B) Scalar
(C) Base
(D) None of these
Answer: (B) Scalar
The weight of a body of 20 kg mass is _____ Newton on earth.
(A) 2
(B) 10
(C) 20
(D) 200
Answer: (D) 200