Consider the following sentences.
1. The phenomenon of emission of electrons from metals under the effect of light rays is called photoelectric effect.
2. The electron emitted by the photoelectron effect are called proton.
3. The phenomena like interference diffraction and polarisation were explained successfully on the basis of wave nature of radiation.
Which of the above sentence/sentences is/are correct?
A. 1 and 2
B. 2 and 3
C. 1 and 3
D. None of the above
Answer: Option C
This Question Belongs to Physics GK Chapter Wise >> Modern Physics
Related Questions on Modern Physics
. . . . . . . . invented Atom Bomb.
A. J Robert Oppenheimer
B. John Bau a Ning
C. Samuel Cohan
D. Samuel Colt
A. when low speed electrons is ejected
B. when high speed electron is obstructed by a metal surface
C. when anode-ray obstructed by a solid object
D. when γ-ray is obstructed by a solid object
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