Question

The ends of a coil of 50 ohm resistance are connected to a voltmeter, reading 6 V. The coil is suspended in oil for 15 minutes and its temperature rises through 20°C. Find the mass of oil, given that its specific heat = 840 Jkg¹C¹. The thermal capacity of the calorimeter may be neglected. [Ans. 0.0386 kg]​

Answer 1

Answer:

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