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A 1 k W heater is meant to operate at 2...

A ` 1 k W` heater is meant to operate at `200 V`.
(a) What is the resistance?
(b) How much power will it consume if the line voltage drops to `100 V`?
( c ) How many units of electrical energy will it consume in a month `( of 30 days)` if it operates `10 h `daily at the specified voltage `( 200 V)`?

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