Answer:
Explanation:
a) Power consumption is 4100 J/min / 60 s/min = 68.3 W(atts)
work done raised the potential energy
b) 75(9.8)(1000) / (3(3600)) = 68.055555... 68.1 W
c) efficiency is 68.1 / 68.3 = 0.99593... or nearly 100%
Not a very likely scenario.
Answer:
The brightness of bulb 1 dies because it is switched off.
Answer:
A
Explanation:
because u are subtracting if this is from flvs that is what i did and it was right
Please find attached photograph for your answer. Hope it helps. Please do comment