Top 1000+ Solved Physics MCQ Questions Answer
Q. Which among the following determines the pitch of a sound?
a. Amplitude
b. Frequency
c. Loudness
d. Wavelength
Q. Ozone layer above the surface of Earth provides a shield against –
a. X-rays
b. Ultra-violet rays
c. Gamma rays
d. Infra-red rays
Q. The Newton's First Law is also called as –
a. Law of moments
b. Law of inertia
c. Law of energy
d. Law of momentum
Q. Fat can be separated from milk in a cream separator because of .
a. cohesive force
b. gravitational force
c. centripetal force
d. centrifugal force
Q. The large collection of Stars, dust and gas held together by gravitational attraction between components is known as
a. Cluster
b. Atmosphere
c. Galaxy
d. Sun Family
Q. An amplifier is said to suffer from distortion when its output is -
a. low
b. different from input
c. noisy
d. larger than its input
Q. While catching a ball, a player pulls down his hands to lower the -
a. force/cy
b. momentum
c. impulse
d. catching time
Q. Optical fibres are mainly used in-
a. Communication
b. Weaving
c. Musical Instruments
d. Food Industry
Q. Radiocarbon dating technique is used to estimate the age of -
a. rocks
b. monuments
c. soil
d. fossils
Q. 'Parsec' is the unit measurement of -
a. Density of stars
b. Astronomical distance
c. Brightness of heavenly bodies
d. Orbital velocity of giant stars
Q. Receptors used to detect taste are known as -
a. Gustatory receptors
b. Olfactory receptors
c. Nerve cell receptors
d. All of the above
Q. When a body is immersed in a liquid, the force acting on it is –
a. Upthrust
b. Weight
c. Mass
d. Both (1) and (2)
Q. The damage of the human body due to radiation (X-rays or y-rays etc,) is measured in –
a. Rems
b. Roentgen
c. Curie
d. Rads