Category: Physics Mcqs
The formula of inter-conversion of centigrade and Fahrenheit scale is___________?
A. c-32/9
B. f -32/9 =c/5
C. f-32/9=c/9
D. none
What is the angle of projection for which the range and maximum height become equal ?
A. tan-1 ¼
B. tan-1 4
C. tan-1 ½
D. tan-1 2
The most suitable unit for expressing nuclear radius is_______?
A. Angstrom
B. Micro
C. Nano meter
D. Fermi
T.V sets and microwave ovens emit ___________________?
A. X-rays
B. α-rays
C. β-rays
D. γ-rays
The value of critical angle for glass is_______________?
A. 42°
B. 47°
C. 52°
D. 50°
Who were the pioneers of Physics?
A. Egyptians
B. Greek
C. Latin
D. Persians
The co efficient of linear expansion is equal to__________?
A. ΔL = αLΔT
B. ΔL/LΔT
C. LΔT/ΔL
D. αLΔT-ΔL
Which of the following waves have smallest velocity in vacuum?
A. Ultraviolet
B. Sound
C. Infra-Red
D. Micro
Which one does not work according to resonance ?
A. T.V
B. Radio
C. Microwave oven
D. Bulb
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