Question

How should two resistors, with resistances R1 Ohm and R2 Ohm connected to a battery power of e. m. f. V volts so that the electrical power consumed in minimum? i) In a house, 3bulbs of 100 watt each are lighted for 5hours daily, Calculate the total energy consumed in a month of 31 days and its coast at the rate rupees 3.60 / kWh

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Answer 1

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Leaves are the food factories of plants. The synthesis of food in plants occurs in leaves. Therefore, all the raw materials must reach there. Water and minerals present in the soil are absorbed by the roots and transported to the leaves.

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Answer 2

Answer:

In a house 3 bulbs of 100 watt each lighted for 5 hours daily, 2 fans of 50 watt each used for ... R1 ohm and R2 ohm respectively are to be connected to a battery of emf V volts to obtain ...

Explanation:

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