(A) The gravitational force
(B) The electromagnetic force
(C) The weak force
(D) The strong force
The answer is: (D) The strong force
Category: Physics MCQs FPSC NTS PPSC Past Papers Test Questions
Physics MCQs quiz test questions with answers for FPSC CSS PPSC NTS SPSC KPPSC test preparation, including questions from physics past papers. Basic Physics MCQ of class 9, 10, 11, 12 and advanced Physics MCQs of BSc, MSc or Masters level.
The value of gravitational constant (G) is
(A) 6.67 × 10-12 m3/s2 · kg
(B) 7.67 × 10-12 m3/s2 · kg
(C) 6.67 × 10-11 m3/s2 · kg
(D) 7.67 × 10-11 m3/s2 · kg
The answer is: (C) 6.67 × 10-11 m3/s2 · kg
The speed of light in water is
(A) 2.26 × 108 m/s
(B) 2.28 × 108 m/s
(C) 3.00 × 108 m/s
(D) 2.32 × 108 m/s
The answer is: (A) 2.26 × 108 m/s
The value of Plank constant (h) is
(A) 5.63 × 10-34 J · s
(B) 6.63 × 10-34 J · s
(C) 5.63 × 10-31 J · s
(D) 6.63 × 10-31 J · s
The answer is: (B) 6.63 × 10-34 J · s
The parallel axis theorem has the form?
(A) Icm + MH
(B) Icm + M2H
(C) Icm + MH2
(D) none of these
The answer is: (C) Icm + MH2
A sphere, a cylinder and a hoop start from the rest and roll down the same incline. Which body reaches the bottom first?
(A) sphere
(B) cylinder
(C) hoop
(D) all bodies at the same time
The answer is: (A) sphere
Fluid flow in which the speed varies layer-by-layer is called?
(A) steady flow
(B) chaotic flow
(C) laminar flow
(D) turbulent flow
The answer is: (C) laminar flow
A thin strip of material is bent into the shape of a semicircle of radius R. Its center of mass is given by?
(A) 0.637 R
(B) 0.657 R
(C) 0.677 R
(D) 0.697 R
The answer is: (A) 0.637 R
A line joining any planet to the Sun sweeps out equal ________ in equal time.
(A) areas
(B) distance
(C) velocity
(D) angle
The answer is: (A) areas
If the velocity is doubled then Kinetic Energy of a moving object will be?
(A) double of previous value
(B) 4 times of previous value
(C) half of previous value
(D) one-fourth of previous value
The answer is: (B) 4 times of previous value