PH-2044
Cost of electricity
Physics · Secondary 4 · Hard · Cost of electricity
A 60 W fan and a 150 W television are both rated at 240 V. They are used for 3.0 h and 1.0 h respectively each day. The cost of electricity is 25 cents per kWh. What is the total cost of running both appliances for one day?
A 6.3 cents
B 16 cents
C 21 cents
D 63 cents
A 6.3 cents
B 16 cents
C 21 cents
D 63 cents
- \$0.05
- \$0.08
- \$0.45
- \$0.90
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.