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What is the number of electrons in1C cha...

What is the number of electrons in1C charge?

A

`6.25xx10^17`

B

`6.25xx10^18`

C

`6.25xx10^19`

D

`1.6xx10^19`

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UNITED BOOK HOUSE-MODEL PAPER SET-13-EXERCISE
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  2. A resistance of 12 Omegais connected with a battery of emf 1.5volt to ...

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  3. What is the number of electrons in1C charge?

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  4. How does a galvanometer is converted into an ammeter?

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  5. A rod of length L and magnetic-moment M is bent to form a semicircular...

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  6. The self inductance of a long solenoids L. Another solenoid is' taken ...

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  7. What is the condition for wattless current?

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  8. The velocity of light in a medium is 2 xx 10^8m//s. What will be the r...

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  9. A telescope is such that the power of its two lenses be 0.5D and 20D r...

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  10. What is the momentum of a photon of frequency gamma and wavelength lam...

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  11. What is the velocity of electrons in'the first Bohr Orbit of Hydrogen ...

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  12. What is the unit of mu0 (free space permeability)?

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  13. Is it possible for a static charge to produce a magnetic field?

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  14. A coil of metal wire is stationary in a non-uniform magnetic field. Is...

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  15. What is the power and focal length- of a parallel glass slab?

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  16. A person uses glass of power '+2D. He is suffering from-

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  17. What is the condictivity a semiconductor at absolute zero.

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  18. The magnetic field at the centre of a loop of radius carrying current...

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  19. Arrange the following in the ascending order of the wave lengths— X-ra...

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  20. The Ground state energy for Hydrogen atom is -13.6eV :What will be th...

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