an electric bulb is rated 15 watts, what does it mean ? what is the energy consumed in joules, if it is uses for 10 minutes
Answers
Answered by
25
P = E/ T
E = P* T
15*( 10*60).
15*600.
9000
15w rating means its power is 15w.
it consume energy at the rate of 15J per second .
E = P* T
15*( 10*60).
15*600.
9000
15w rating means its power is 15w.
it consume energy at the rate of 15J per second .
Answered by
12
Answer:
w. k. t P=energy consumed /time taken
Explanation:
p=15watt.
energy consumed be x
time =10min in sec =600sec
p=energy consumed/time taken
15=x/600
x=15×600
x=9000joules
energy consumed by electric bulb is 9000j
Similar questions