(A) protons, nucleus
(B) neutrons, nucleus
(C) electrons, atom
(D) positrons, atom
Category: Physics Mcqs
Physics Mcqs for MCAT MDCAT NTS Test PPSC FPSC KPPSC preparation Online Written exam and interview question answers.
The attractive force that binds protons and neutrons in nucleus of an atom is known as
(A) Coulomb force
(B) electromagnetic force
(C) nuclear force
(D) electromotive force
The speed of light in air is
(A) 2.8×106 m/s
(B) 2.8×108 m/s
(C) 3.0×106 m/s
(D) 3.0×108 m/s
The speed of light in water is
(A) 2.26×106 m/s
(B) 2.26×108 m/s
(C) 2.86×106 m/s
(D) 2.86×108 m/s
Which device is often used to smooth out the sudden variations in line voltage?
(A) Breaker
(B) Capacitor
(C) Resistor
(D) Switch
The dimension of Momentum is
(A) MLT
(B) LT–1
(C) MLT–1
(D) MLT–2
The SI unit of heat is
(A) joule
(B) ohm
(C) volt
(D) Newton
A transistor is a semiconductor device with at least _____ terminals.
(A) 2
(B) 3
(C) 4
(D) 5
All electromagnetic radiations travel through vacuum with the speed
(A) equal the speed of light
(B) less than the speed of light
(C) greater than the speed of light
(D) (A) or (B)
The foot-pound is the unit of
(A) time
(B) length
(C) weight
(D) energy
