Q107. An electrical device with a power rating of 1 kW runs for 8 hours. If the cost of electricity is Rs. 3 per kWh, what is the total cost of operation?Physics — NUST Mock By Dogers 2 — Question 107 of 200A. Rs. 24B. Rs. 30C. Rs. 35D. Rs. 18Practice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →