| 1. | Which one of the following is the unit of electric field ? | |
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Volt
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N/C
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Coulomb
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Newton
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Report Question| 2. | The graph drawn between V are r for a non-conducting charged solid sphere of radius R for r < R will be ? | |
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parabola
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hyperbola
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straight line
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None of these
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| 3. | Charge is ? | |
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conserved
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associated with mass
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transferable
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All of these
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| 4. | On charging by conduction, mass of a body may ? | |
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decreases
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increase
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None of these
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increase or decrease
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| 5. | If one penetrates a uniformly charged spherical cloud, electric field strength ? | |
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remains constant
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increases directly as the distance from the centre
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decreases directly as the distance from the centre
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None of these
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| 6. | A hollow sphere of charge does not have electric field at ? | |
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interior point
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beyond 100 m
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outer point
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beyond 2 m
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| 7. | Which of the following is not a property of charge ? | |
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Conservation
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Additivity
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Continuity
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Quantization
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| 8. | The electric field inside a spherical shell of uniform surface charge density is ? | |
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proportional to the distance from the curve
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constant different from zero
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zero
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None of the above
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| 9. | In annihilation process, in which an electron and a positron transform into two gamma rays, which property of electric charge is displayed ? | |
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Attraction and repulsion
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Conservation of charge
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Quantisation of charge
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Additivity of charge
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| 10. | Quantisation of charge implies ? | |
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there is a minimum permissible charge on a particle
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charge, which is a fraction of a coulomb is not possible.
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charge exists on particles
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charge cannot be destroyed
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