A geyser is rated 1500w used for 10 hours. Find the cost of energy consumed at Rs . 2.20 per unit

A geyser is rated 1500w used for 10 hours. Find the cost of energy con

1.	A geyser is rated 1500w used for 10 hours. Find the cost of energy consumed at Rs . 2.20 per unit
Answer» Given,. (P)= 1500w. ,. (t) = 10h. Please note that while calculating the cost, never convert time into seconds.Now,. Energy= p × t Energy= 1500 × 10 Energy= 15000wh or 15kwhNow cost of energy= E × t Cost of energy = 15kwh × 2.20 = Rs 30