Assertion : Radioactive nuclei emit 
particles.
Reason : Electrons exist inside the nucleus.
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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. |
|
(c) If assertion is true but reason is false. |
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(d) If the assertion and reason both are false. |
(c) If assertion is true but reason is false.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Assertion : Gauss theorem is not applicable in magnetism.
Reason : Mono magnetic pole does not exist.
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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. |
What is the equivalent resistance between the points A and B of the network
|
(a) |
(b) 8 W |
(c) 6 W |
(d) |
The dispersive power of the material of lens of focal length 20 cm is 0.08. The longitudinal chromatic aberration of the lens is
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(a) 0.08 cm |
(b) 0.08/20 cm |
(c) 1.6 cm |
(d) 0.16 cm |
According to the pulsating theory the expansion and contraction of the universe repeats after every
|
(a) 11 years |
(b) 8 billion years |
(c) 8 million years |
(d) 80 billion years |
