TRB Model Physics Questions and Answers
1. |
The direction of magnetic field due to a current element is given by |
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- A. Faraday's first law
- B. Fleming's right hand rule
- C. Fleming's left hand rule
- D. Ampere's swimming rule
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2. |
The diameter of the atomic nucleus is of the order of |
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- A. 10-14 m
- B. 10-14 cm
- C. 10-8 cm
- D. 10-8 m
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3. |
Latent heat of ice has the value |
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- A. 80 J/kg
- B. 3.34 x 105 J kg
- C. 22.57 x 105 J/kKg
- D. 540 J/kg
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4. |
______ rays are used in the treatment of skin disorders. |
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- A. IR rays
- B. UV rays
- C. X-rays
- D. Gamma rays
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