Nuclear Radiation | Practice MCQs Physics for Mdcat By Engr Kamran Soomro | mosaicbro.com

Nuclear Radiation | Practice MCQs Physics for Mdcat By Engr Kamran Soomro

7 of 83 questions (Page 9 of 12)

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57 60. A device for producing ion of high energy is called:
Correct Answer: C
Explanation: Cyclotrons accelerate ions to high energies.
58 61. A solid state detector mainly consists of a:
Correct Answer: C
Explanation: Silicon diodes are commonly used in solid-state detectors.
59 63. Geiger Muller counter always uses:
Correct Answer: A
Explanation: Argon (main gas) and alcohol (quenching agent) are standard.
60 64. Geiger counter is a device to detect:
Correct Answer: D
Explanation: Detects ionizing radiation via gas amplification.
61 65. One micro curie is:
Correct Answer: D
Explanation: $1\ \mu\text{Ci} = 10^{-6}\ \text{Ci}$.
62 66. In 1911, cloud chamber was invented by:
Correct Answer: D
Explanation: C.T.R. Wilson developed the cloud chamber.
63 67. A Wilson cloud chamber uses:
Correct Answer: C
Explanation: Supersaturated vapor condenses along ionized tracks.
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