(A) 200, 500
(B) 200, 600
(C) 400, 700
(D) 400, 800
The answer is: (C) 400, 700
Tag: physics mcqs
Which from the following radiations possesses high ionizing power?
(A) Alpha rays
(B) Beta rays
(C) Gamma rays
(D) None of these
The answer is: (A) Alpha rays
1 mile = ________ kilometer
(A) 1.209
(B) 1.409
(C) 1.609
(D) 1.809
The answer is: (C) 1.609
Subatomic particles (electron, proton, neutron) are made up of
(A) photons
(B) molecules
(C) elements
(D) quarks
The answer is: (D) quarks
Subatomic particles (electron, proton, neutron) are made up of
(A) photons
(B) molecules
(C) elements
(D) quarks
The answer is: (D) quarks
The particle that act as a glue in holding the nucleus together is
(A) electron
(B) proton
(C) neutron
(D) positron
The answer is: (C) neutron
A device that stores electric charge is called a
(A) battery
(B) capacitor
(C) resistor
(D) generator
The answer is: (B) capacitor
Which device is often used to smooth out the sudden variations in line voltage?
(A) Breaker
(B) Capacitor
(C) Resistor
(D) Switch
The answer is: (B) Capacitor
Which device is often used to smooth out the sudden variations in line voltage?
(A) Breaker
(B) Capacitor
(C) Resistor
(D) Switch
The answer is: (B) Capacitor
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 answer is: (D) 3.0×108 m/s