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.Management Sciences
Category: Physics Mcqs
Stopping potential for a metal surface in case of photoelectric emission depends on_____________?
A. the threshold frequency for the metal surface
B. the intensity of incident light
C. the frequency of incident light and work function of the metal surface
D. all of the above
For ___________ flow the path of the fluid particles cannot be tracked?
A. Laminar
B. Streamline
C. Turbulent
D. Both A and B
The natural frequency of simple pendulum depends upon_______________?
A. It’s mass
B. It’s length
C. Square of its length
D. The square root of its length
Which one is venturi relation ?
A. P1 – P2 = 1/2 ρV22
B. V2 = 2g (h1-h2)
C. P = 1 /2ρV2 = ρgh = constant
D. A1 V1 = A2 V2 = constant
An alpha particle in a single encounter__________________?
A. Loses a small fraction of its energy
B. Losses most of its energy
C. Loses no energy at all
D. Loses all of its energy
SI unit of torque is______________?
A. N.m
B. joule
C. Both a and b are correct
D. Neither a nor b is correct
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