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Two resistors R1 and R2 of resistance 3 ...

Two resistors `R_1 and R_2` of resistance 3 `Omega ` and 6 `Omega `respectively are connected in parallel across a battery of p.d. 12 V. Draw the circuit diagram. Calculate the electrical energy consumed in 1 minute in each resistance.

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To solve the problem, we will follow these steps: ### Step 1: Draw the Circuit Diagram We need to represent the two resistors connected in parallel across a 12V battery. **Circuit Diagram:** ``` +-----[ R1 (3Ω) ]-----+ ...
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ICSE-CURRENT ELECTRICITY-EXERCISE-8(C) NUMERICALS
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  3. An electric bulb of resistance 500Omega, draws a current of 0.4 A. Cal...

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  4. A current of 2 A is passed through a coil of resistance 75 ohm for 2 m...

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  5. A current of 2 A is passed through a coil of resistance 75 ohm for 2 m...

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  6. Calculate the current through a 60 W lamp rated for 250 V. If the line...

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  7. An electric bulb is rated '100 W, 250 V'. How much current will the bu...

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  8. An electric bulb is rated "220 V, 100 W'. What is its resistance ?

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  9. An electric bulb is rated "220 V, 100 W'. What safe current can be ...

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  10. A bulb of power 40 W is used for 12.5 h each day for 30 days. Calculat...

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  11. An electric press is rated 750 W, 230 V'. Calculate the electrical ene...

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  12. An electrical appliance having a resistance of 200 Omega is operated ...

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  13. An electrical appliance having a resistance of 200 Omega is operated ...

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  14. A bulb rated 12 V, 24 W operates on a 12 volt battery for 20 minutes. ...

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  15. A bulb rated 12 V, 24 W operates on a 12 volt battery for 20 minutes. ...

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  16. A current of 0.2 A flows through a wire whose ends are at a potential ...

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  17. A current of 0.2 A flows through a wire whose ends are at a potential ...

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  18. What is the resistance, under normal working conditions, of an electri...

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  19. Two bulbs are rated 60 W, 220 V' and '60 W, 110 V respectively. Calcul...

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  20. An electric bulb is rated 250 W, 230 V'. Calculate: the energy con...

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