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Relation Between Drift Velocity And Curr...

Relation Between Drift Velocity And Current

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The correct Answer is:
(B)
`H_(max) = (u^(2)sin^(2) theta)/(2g) = ((100)(9//25))/(20) = (9)/(5)m`
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ALLEN -CURRENT ELECTRICITY-EX.II
  1. Relation Between Drift Velocity And Current

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  2. In the Bohr's model of hy drogen atom, the electron moves around the n...

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  3. Lengths and cross-sectional areas of three copper wires are (l, A ), (...

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  4. When a piece of aliminium wire of finite length is drawn through a ser...

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  5. Every atom makes one free electron in copper. If 1.1 ampere current is...

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  6. A metal wire of resistance R is cut into three equal pieces that are t...

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  7. Two cells X and Y are connected to a resistance of 10Omega shown in th...

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  8. Masses of 3 wires of same metal are in the ratio 1 : 2 : 3 and their l...

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  9. As the temperature of a metallic resistor is increased,the product of ...

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  10. What will b e the equivalent resistance b etween the A and D?

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  11. In the arrangement of resistances shown in the circuit. The potential...

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  12. It is observed in a potentiometer experiment that no current passes th...

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  13. The resistance across P and Q in the given figure is

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  14. When no current is passed through a conductor,

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  15. A steady current flows in a metallic conductor of non-uniform cross-se...

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  16. Internal resistance of a cell depends on

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  17. The resistance of the circuit between A and B is:-

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  18. The number of free electrons per 100 mm of ordinary copper wire is 2xx...

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  19. The potential difference between the terminals of a cells is found to ...

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  20. What is the reading of ammeter is adjoining circuit diagram.

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  21. The following diagram shows the circuit for the comparision of e.m.f. ...

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