Holes can exist in____________________?
Holes can exist in____________________?
A. Conductors
B. Insulators
C. Semi conductors
D. All of the above
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The SI unit of force constant is identical with that of__________________?
The SI unit of force constant is identical with that of__________________?A. Force
B. Pressure
C. Surface tension
D. LoudnessThe Capacity of doing work is called_________?
The Capacity of doing work is called_________?A. Work
B. Energy
C. Power
D. MomentumThe unit of entropy is________________?
The unit of entropy is________________?A. J.K
B. J/K
C. N.m/sec
D. Kgm2/sec2.KExcited atoms return to their ground state in_______________?
Excited atoms return to their ground state in_______________?A. 10-10s
B. 10-8s
C. 10-6s
D. 10-9s0.001 kg mass will be equivalent to_________________?
0.001 kg mass will be equivalent to_________________?A. 2.50 GWh
B. 25.00 GWh
C. 0.26 GWh
D. 250 GWhMoving along the circumference of a circle completes two revolutions. If the radius of the circular path is R, the ratio of displacement to the covered path will be_______________?
Moving along the circumference of a circle completes two revolutions. If the radius of the circular path is R, the ratio of displacement to the covered path will be_______________?A. πR
B. 2πR
C. 0
D. 4πR