A. α-rays
B. β-rays
C. γ-rays
D. X-rays
Related Mcqs:
- Radiations are used for the treatment of skin of a patient is_______________?
A. Alpha rays
B. Gamma rays
C. Beta rays
D. X-rays - Which one of the following radiations possesses maximum velocity ?
A. α-rays
B. β-rays
C. γ-rays
D. All of above have the same speed - Which one of the following radiations has the strongest photon?
A. T.V waves
B. Microwaves
C. X-rays
D. γ-rays - The radiations emitted form hydrogen filled discharge tube show____________?
A. band spectrum
B. line spectrum
C. continuous spectrum
D. absorption spectrum - When a force is parallel to the direction of motion of the body, then work done on the body is_____________________?
A. zero
B. minimum
C. infinity
D. maximum - When the body moves with terminal velocity the acceleration in the body become_____________?
A. 0
B. Maximum
C. Variable
D. Infinite - The distance covered by a body in one complete vibration is 20cm. What is the amplitude of body ___________________?
A. 10 cm
B. 5 cm
C. 15 cm
D. 7.5 cm - Displacement of the body in S.H.M is equal to amplitude when the body is at_______________?
A. Mean position
B. Elsewhere
C. Extreme position
D. None - The centripetal acceleration produced in a rotating body is commonly due to change on_________of body?
A. magnitude
B. direction
C. both
D. None of theseSubmitted by: Bareera Mahmood
- Which one of the following material is most suitable for making core of an electromagnet ?
A. air
B. steel
C. Cu-Ni alloy
D. soft iron