Physics General Knowledge Questions: Physics GK Question for Competitive Exams
Q. What is the main constituent of coal gas?
A. Oxygen
B. Water
C. Nitrogen
D. Methane
Ans .C
Q. Recoil of a gun is an example of
A. Conservation of mass
B. conservation of energy
C. conservation into KE
D. conservation of linear momentum
Ans .D
Q. What is the heaviest of the naturally occurring Noble gases?
A. Radon
B. Xenon
C. Helium
D. Argon
Ans .A
Q. Aviation fuel for Jet aero planes consists of purified
A. Petrol
B. Kerosene
C. Gasoline
D. Diesel
Ans .B
Q. A piece of stone and or iron traveling through space that moves through the earth’s atmosphere is
A. Planet
B. Sun
C. Moon
D. Meteor
Ans .D
Q. Which one of the following common devices works on the basis of the principle of mutual induction?
A. Tube light
B. Transformer
C. Photodiode
D. Led
Ans .B
Q. Dc current can be controlled by which one of the following components?
A. Impedance
B. Resistance
C. Capacitance
D. Inductance
Ans .B
Q. Mesons are found in
A. Alpha -rays
B. Laser beam
C. X – rays
D. Cosmic rays
Ans .D
Q. A moderator is used in nuclear reactors in order to
A. increase the motoneurons
B. decrease the motoneurons
C. slow down the speed of neutrons
D. Anthony S. D’Mello
Ans .C
Q. The wavelength of X-rays is of the order of
A. 1 cm
B. 1 m
C. 10 micron
D. 1 Angstrom
Ans .D
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Rajesh Bhatia
A Writer, Teacher and GK Expert. I am an M.A. & M.Ed. in English Literature and Political Science. I am highly keen and passionate about reading Indian History. Also, I like to mentor students about how to prepare for a competitive examination. Share your concerns with me by comment box. Also, you can ask anything at linkedin.com/in/rajesh-bhatia-7395a015b/.
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