Multiple Choice
A water pump draws about 4.4 A when connected to 240 V.What is the cost (with electrical energy at 9 cents per kWh) of running the pump for 10 h?
A) 82 cents
B) 8.0 cents
C) 95 cents
D) 15 cents
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q18: If a 9.0-V battery,with negligible internal resistance,and
Q19: Four 8.0-Ω resistors are connected in parallel.What
Q20: If a metallic wire of cross-sectional area
Q21: If a 500-W heater carries a current
Q22: An electric clothes dryer draws 20 A
Q24: An electric car is designed to run
Q26: A high voltage transmission line of diameter
Q27: Five resistors each have resistance R.Three of
Q28: A tungsten wire is used to determine
Q48: In circuits involving resistors and capacitors the