Mathematics, 11.06.2021 15:50 aprilstalder

the wattage rating W (in watts) of an appliance varies directly with the square of the current I (in amperes) and directly with the resistance R (in ohms). If the wattage is 6 watts when the current is 0.2 ampere and the resistance is 150 ohms, find the wattage when the current is 0.3 ampere and the resistance is 300 ohms.

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