CAN ANYBODY GIVE THE ANSWER OF THIS QUESTIONS WITH NICE EXPLANATION?
Attachments:
Answers
Answered by
1
Energy=mgh
Since m=50kg g=10ms^-2 and h=30*20/100
Energy= 3000 J
Power=Energy/Time
=3000/30
=100 watts
Since KW is used for power commercially, it can be assumed that for energy commercial unit is kilojoules
Hence conversion will Commercial unit=10^3 SI unit
Since m=50kg g=10ms^-2 and h=30*20/100
Energy= 3000 J
Power=Energy/Time
=3000/30
=100 watts
Since KW is used for power commercially, it can be assumed that for energy commercial unit is kilojoules
Hence conversion will Commercial unit=10^3 SI unit
Similar questions