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The terminal voltage of a cell emf E on ...

The terminal voltage of a cell emf E on short circuiting will be

A

E

B

E/2

C

2E

D

zero

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MODERN PUBLICATION-TEXTUAL QUESTIONS-EXERCISE
  1. A battery of e.m.f. 10V and internal resistance 3 Omega is connected t...

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  2. The potential difference across the terminals of a battery is 50 V whe...

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  3. The terminal voltage of a cell emf E on short circuiting will be

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  4. For driving current of 2A for 6 min in a circuit, 1,000 J of work is t...

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  5. Two batteries of e.m.f. 4V and 8V with internal resistances 1 Omega an...

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  6. To draw maximum current from a combination of cells, how should the ce...

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  7. Current provided by a battery is maximum, when

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  8. kirchoff's first and second laws are respectively based on law of cons...

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  9. The sensitivity of the potentiometer can be increased by

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  10. The potentiometer consists of a wire of length 4 m and resistance of 1...

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  11. In a potentiometer of one metre length, an unknown emf voltage source ...

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  12. A 2Omega resistor is connected in series with R Omega resistor. This c...

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  13. In Bohr's model of hydrogen atom, the electron moves around the nucleu...

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  14. The potential difference applied to an X-ray tube is 5 kV and the curr...

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  15. A strip of copper another of germanium are cooled from room temperatur...

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  16. The current I and voltage V curves for a given metallic wire at two di...

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  17. The temperature coefficient of resistance of a wire is 0.00125 per deg...

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  18. How many calories of heat will approximately be developed in a 210 W e...

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  19. A 25 W and a 100 W bulbs are joined in parallel and connected to A.C. ...

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  20. The heating element of a heater should be made with a material, which ...

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