please answer 31 question
Attachments:
Answers
Answered by
0
Answer is 350 kJ
Since, work=1/2*1000kg*((40)^2-(30)^2)
=500*700
=350000 J
=350000/1000 kJ
=350 kJ
Since, work=1/2*1000kg*((40)^2-(30)^2)
=500*700
=350000 J
=350000/1000 kJ
=350 kJ
Similar questions