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A body of mass 1 g and carrying a chang...

A body of mass 1 g and carrying a change `10 ^(-8)C` passes from two points P and Q . P and Q are at electric potentials 600 V and 0 V respectively . The velocity of the body at Q is `20cm s^(-1)` its velocity in `m s^(-1)` at P is

A

`sqrt( 0.028 )`

B

`sqrt( 0.056)`

C

`sqrt( 0.56 ) `

D

`sqrt( 5.6 )`

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The correct Answer is:
A
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AAKASH SERIES-APPENDICES ( REVISION EXERCISE )-REVISION EXERCISE (ELECTRIC POTENTIAL & CAPACITANCE )
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  2. 10C and -10C are placed at y = 1 m and y=-1 m on y-axis 1c charge is p...

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  3. A body of mass 1 g and carrying a change 10 ^(-8)C passes from two p...

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  4. Two insulating plates are uniformly charged in such a way that the pot...

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  5. Two charges Q1 and Q2 Coulombs are shown in fig. A third charge Q3 co...

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  6. A charge Q is kept at the centre of a circle of radius 'r' If permitti...

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  7. 2q and 3q are two charges separated by a distance 12 cm on X-axis. A t...

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  8. A positive charge .Q. is fixed at a point, A negatively charged of mas...

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  9. At a distance of 1 m from a fixed charge of 1 mC, a particle of mass 2...

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  10. Two identical thin rings, each of radius R, are coaxially placed at a...

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  11. If identical charges (-q) are placed at each corner of a cube of side ...

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  12. A charged sphere of radius 0.02 m has charge density of 1 cm-2. The wo...

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  13. Three charges Q+q and + q are placed at the vertices of a right -angle...

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  14. A non-conducting ring of radius 0.5 m carries a total charge of 1.11xx...

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  15. The radii of two metallic spheres are 5 cm and 10 cm and both carry ...

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  16. A parallel plate condenser of capacity 5mu F is kept connected to a b...

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  17. The time in seconds required to produce a potential difference of 20V ...

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  18. The plates of a parallel plate condenser are being moved away with a c...

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  19. A parallel plate capacitor (condenser) has a certain capacitance (capa...

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  20. A capacitor of capacitance 10muF is charged to a potential 50 V with a...

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