- AQuantisation.
- BAdditivity.
- CConservation.
- DAll.
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In the process of electrolysis, the current is carried out inside the electrolyte by
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(a) Electrons |
(b) Atoms |
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(c) Positive and negative ions |
(d) All the above |
Assertion : Amongst alpha, beta and gamma rays, a-particle has maximum penetrating power.
Reason : The alpha particle is heavier than beta and gamma rays.
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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. |
The electric field at a point on equatorial line of a dipole and direction of the dipole moment
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(a) Will be parallel |
(b) Will be in opposite direction |
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(c) Will be perpendicular |
(d) Are not related |
A ray of light passes through an equilateral glass prism in such a manner that the angle of incidence is equal to the angle of emergence and each of these angles is equal to 3/4 of the angle of the prism. The angle of deviation is
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(a) 45° |
(b) 39° |
(c) 20° |
(d) 30° |
Which of the following rays are not electromagnetic waves
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(a) g-rays |
(b) b-rays |
(c) Heat rays |
(d) X-rays |
An electron moves along the line AB, which lies in the same plane as a circular loop of conducting wires as shown in the diagram. What will be the direction of current induced if any, in the loop

| (a) No current will be induced |
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(b) The current will be clockwise |
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(c) The current will be anticlockwise |
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(d) The current will change direction as the electron passes by |