- Athe mass of the nucleus
- Bthe mass of the proton
- ✓mass loss of nucleus
- Dmass of neutron
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In nuclear fission, the fission reactions proceeds with a projectile. Which of the following suits the best
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(a) Slow proton |
(b) Fast neutron |
(c) Slow neutron |
(d) None of these |
Assertion : The film which appears bright in reflected system will appear dark in the transmitted light and vice-versa.
Reason : The conditions for film to appear bright or dark in reflected light are just reverse to those in the transmitted light.
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(a) If both assertion and reason are true and the reason is the correct explanation of the assertion. |
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(b) If both assertion and reason are true but reason is not the correct explanation of the assertion. |
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(c) If assertion is true but reason is false. |
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(d) If the assertion and reason both are false. |
A solid conducting sphere of radius R1 is surrounded by another concentric hollow conducting sphere of radius R2. The capacitance of this assembly is proportional to
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(a) |
(b) |
(c) |
(d) |
Assertion : Blue colour of sky appears due to scattering of blue colour.
Reason : Blue colour has shortest wave length in visible spectrum.
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(a) If both assertion and reason are true and the reason is the correct explanation of the assertion. |
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(b) If both assertion and reason are true but reason is not the correct explanation of the assertion. |
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(c) If assertion is true but reason is false. |
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(d) If the assertion and reason both are false. |
A metallic sheet is inserted between the plates of a parallel plate capacitor. The capacitance of the capacitor
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(a) Increases |
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(b) Is independent of the position of the sheet |
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(c) Is maximum when the metal sheet in the middle |
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(d) a, b |