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.Management Sciences
Category: Physics Mcqs
At Murree Hills (Assume the value of g changes). If we use a simple pendulum as time standard then one-second duration will_____________?
0
A. Increase
B. Decrease
C. Remains the same
D. Is zero
Velocity of sound in vacuum is ____________________?
A. 332 ms-1
B. 320 ms-1
C. Zero
D. 224 ms-1
Optical active crystals rotates the __________________?
A. vibrating plane
B. polarization plane
C. diffraction plane
D. interference plane
Null vector is a vector which has________________?
A. Zero magnitude
B. No specified direction
C. Both A and B are correct
D. Both A and B are not correct
Bracket series is obtained when all transition of electron terminate on_______________?
A. 4th orbit
B. 5th orbit
C. 3rd orbit
D. 2nd orbit
After traveling through a vacuum a photon of light entering into some transparent denser medium. Thus the energy of light______________?
A. Increases because wavelength decreases
B. Decreases because speed decreases
C. Remains same
D. Increases then decrease
During an encounter with an atom alpha particle knocks out ______________?
A. Protons
B. Electrons
C. Neutrons
D. Nothing
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