Physics General Knowledge Questions: Physics GK Question for Competitive Exams
Physics Questions for Competitive Exams
Q. Who first gave the concept of ‘Atom’?
Ans . Kanada
Q. How many times is the proton heavier than the electron?
Ans . 1836 times
Q. What is AMU?
Ans . It is the unit of atomic mass
Q. The energy released from the sun and the other stars is due to what?
Ans . Nuclear fusion
Q. The force that tends to make a nucleus fly apart?
Ans . Electrostatic repulsion
Q. Which force is responsible to keep the atomic nuclei together?
Ans . Nuclear force only
Q. How do the electrons move according to the Rutherford model of the atom?
Ans . Electrons orbit the positively charged nuclei
Q. What does the phenomenon of photo-electric emission establish?
Ans . The quantum nature of light
Q. When does the emission of energy take place?
Ans . An electron jumps from the higher orbit to the lower orbit
Q. What did Rutherford’s gold foil experiment prove?
Ans . Positively charged protons are contained in the nucleus of the atom
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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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