(A) Alpha rays
(B) Beta rays
(C) Gamma rays
(D) None of these
The answer is: (B) Beta rays
Tag: waves and oscillations mcqs
The SI unit of electricity is
(A) ampere
(B) volt
(C) joule
(D) Coulomb
The answer is: (D) Coulomb
Red + Green + Blue = ?
(A) Black
(B) White
(C) Maroon
(D) Dark Blue
The answer is: (B) White
Suppose the force of gravity on the Earth is 10 m/s2 and on the Moon it is 2 m/s2. If the weight of an object on the Earth is 200 N. What will be its weight on the Moon?
Q. Suppose the force of gravity on the Earth is 10 m/s2 and on the Moon it is 2 m/s2. If the weight of an object on the Earth is 200 N. What will be its weight on the Moon?
(A) 40 N
(B) 80 N
(C) 120 N
(D) 160 N
The answer is: (A) 40 N
An object of mass 8 kg on the Earth will have a mass of ________ kg on the Moon.
(A) 2
(B) 4
(C) 8
(D) 16
The answer is: (C) 8 (mass remains same everywhere)
Human eye can view electromagnetic radiation with wavelengths from ________ to ________ nano-meter.
(A) 200, 500
(B) 200, 600
(C) 400, 700
(D) 400, 800
The answer is: (C) 400, 700
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