A lamp consumes 1000 J of electrical energy in 10 s. What is its power?
NCERT Class IX
Sciences - Main Course Book
Chapter 11. Work and Energy
Answers
Answered by
40
Power is given by the expression,
power = work done/time
Work done = Energy consumed by the lamp = 1000 J
Time = 10 s
power = 1000/10= 100J/s
= 100 W
power = work done/time
Work done = Energy consumed by the lamp = 1000 J
Time = 10 s
power = 1000/10= 100J/s
= 100 W
Joshuawoskk:
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Answered by
23
given that ,
work done = 1000 J
time taken = 10 sec.
Power = ?
= w/t
= 1000/10
= 100w
I THINK IT WILL HELP YOU
work done = 1000 J
time taken = 10 sec.
Power = ?
= w/t
= 1000/10
= 100w
I THINK IT WILL HELP YOU
Thx
your welcome
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