An electric bulb of 60 W is used for 6 h per day. Calculate the “units” of energy consumed in one day by the bulb.
A
:
3.6 units
B
:
0.36 units
C
:
36 units
D
:
0.036 units
General Science
Physics
Work Power Energy
Answer
Option 2 : 0.36 units
Explanation
Power of electric bulb = 60 W
= 0.06 kW
Time used, t = 6 h
Energy = power× time taken
= 0.06 kW × 6h
= 0.36 kW h
= 0.36 “units”
The energy consumed by the bulb is 0.36 “units”.