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A cell of e.m.f. 1.8 V and internal resi...

A cell of e.m.f. 1.8 V and internal resistance 2 `Omega ` is connected in series with an ammeter of resistance 0.7 `Omega ` and a resistor of 4.5 `Omega ` as shown in Fig.

What would be the reading of the ammeter ?

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`0.25 A`
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ICSE-CURRENT ELECTRICITY-EXERCISE-8(B) (NUMERICALS )
  1. The diagram in Fig. shows a cell of e.m.f. epsi = 2 volt and internal ...

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  2. A battery of e.m.f 3 V supplies current through a circuit in which the...

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  3. A cell of e.m.f. 1.8 V and internal resistance 2 Omega is connected i...

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  4. A cell of e.m.f. 1.8 V and internal resistance 2 Omega is connected i...

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  5. The music system draws a current of 400 mA when connected to a 12 V ba...

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  6. The music system draws a current of 400 mA when connected to a 12 V ba...

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  7. A cell of e.m.f. ε and internal resistance r sends a current of 1.0 A ...

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  8. Two resistors having resistance 4 Omega and 6 Omega are connected in...

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  9. Four resistors each of resistance 2 Omega are connected in parallel. ...

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  10. You have three resistors of values 2 Omega , 3 Omega and 5 Omega . H...

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  11. Three resistors each of 2 Omega are connected together so that their ...

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  12. Calculate the equivalent resistance between the points A and B in Fig....

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  13. A combination consists of three resistors in series. Four similar sets...

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  14. In the circuit shown below in Fig., calculate the value of x if the eq...

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  15. Calculate the effective resistance between the points A and B in the c...

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  16. A uniform wire with a resistance of 27 Omega is divided into three eq...

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  17. A circuit consists of a resistor of 1 ohm in series with a parallel ar...

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  18. Calculate the effective resistance between the points A and B in the n...

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  19. Calculate the equivalent resistance between the points A and B in Fig.

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  20. In the network shown in Fig., calculate the equivalent resistance betw...

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