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.Management Sciences
Category: Physics Mcqs
Final image produced by a compound microscope is_____________?
0
A. real and inverted
B. real and erect
C. virtual and erect
D. virtual and inverted
Sound waves do not travel in vacuum because ___________________?
A. they are transverse waves
B. they are stationary waves
C. they require material medium for propagation
D. they do not have enough energy
The most suitable unit for expressing nuclear radius is_______?
A. Angstrom
B. Micro
C. Nano meter
D. Fermi
The magnetic field strength of solenoid is__________________?
A. B = μNI
B. B = μN/I
C. B = μnI
D. Both B and C
For confinement of electron in a box of radius 10-14m the electron, speed should be_____________?
A. 107m/sec
B. Should be greater than the speed of light.
C. Be zero
D. Not be wave-like
The critical speed of an artificial satellite is_______________?
A. 8 Kms-1
B. 8.1 Kms-1
C. 7.9 Kms-1
D. 8 ms-1
The SI unit of force constant is identical with that of__________________?
A. Force
B. Pressure
C. Surface tension
D. Loudness
The co efficient of linear expansion is equal to__________?
A. ΔL = αLΔT
B. ΔL/LΔT
C. LΔT/ΔL
D. αLΔT-ΔL
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