A. α-rays
B. β-rays
C. γ-rays
D. All of above have the same speed
Related Mcqs:
- Which one of the following radiation possesses maximum penetrating power ?
A. X-rays
B. B-rays
C. γ-rays
D. All have the equal penetrating powe - Which of the following radiations are suitable for the treatment of an infection in the interior of the body ?
A. α-rays
B. β-rays
C. γ-rays
D. X-rays - Which one of the following possesses greater penetration power ?
A. α-rays
B. β-rays
C. γ-rays
D. Neutron-rays - Which one of the following radiations has the strongest photon?
A. T.V waves
B. Microwaves
C. X-rays
D. γ-rays - Radiations are used for the treatment of skin of a patient is_______________?
A. Alpha rays
B. Gamma rays
C. Beta rays
D. X-rays - The radiations emitted form hydrogen filled discharge tube show____________?
A. band spectrum
B. line spectrum
C. continuous spectrum
D. absorption spectrum - The velocity of sound in air would become double than its velocity at 0°C at temperature ?
A. 313°C
B. 586°C
C. 819°C
D. 1172°C - The velocity of sound in air would become double than its velocity at 0°C at temperature________________?
A. 313°C
B. 586°C
C. 819°C
D. 1172°C - hen a body moves in a circle, the angle between its linear velocity and angular velocity is always_______________?
WA. 180°
B. 0°
C. 90°
D. 45° - The velocity of the mass attached to a spring is maximum at_______________?
A. Mean position
B. Extreme position
C. Both A and B
D. None
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