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.Management Sciences
Category: Physics Mcqs
Reverse process of photoelectric effect is_______________?
A. pair production
B. Compton effect
C. annihilation of matter
D. X-rays production
Non-inverting amplifier circuits have____________?
A. A very high input impedance
B. A very low input impedance
C. A low output impedance
D. None of the above
A body of 2 kg is suspended from the ceiling of an elevator moving up with an acceleration g. Its apparent weight in the elevator will be______________?
A. 9.8 N
B. 19.6 N
C. 129.4 N
D. 39.2 N
In double slit experiment we observe _____________________?
A. interference fringes only
B. diffraction fringes only
C. both interference and diffraction fringes
D. polirized frringes
In cricket when a bowler produce reverse swing the ball will move towards______________?
A.The shinning side of the ball
B. Rough side
C. The seam of the ball
D. Goes straight
When a body moves in a circle of radius r with linear speed V its centripetal force is_______________?
A. mV/r2
B. mV/r
C. mV2/r
D. mV2/r2
When a pure inductor of inductance L and a pure capacitor of capacitance C are connected in parallel to a sinusoidal potential difference V the potential difference across both L & C will be_______________?
A. Same
B. Different
C. At L will be more than at C
D. At L will be less than at C
If a current carrying solenoid is suspended freely it will__________________?
A. be rotating
B. come to rest in N-S direction
C. vibrating like galvanometer needle
D. comes to rest after rotation
In a half-wave rectifier the r.m.s. value of the A.C. component of the wave is________________?
A. Equal to D.C. value
B. More than D.C. value
C. Less than D.C. value
D. Zero
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