Physics, asked by blacksheeparecool, 3 months ago

A car is travelling at 30 ms -1 with a kinetic energy of 900 KJ what is its mass?

Answers

Answered by sunamiagarwal

3

Answer:

kinetic energy= 1/2×mv² 900=1/2 × m×30². m= 2kg

Explanation:

i hope it helped you

Answered by kiranguru117

0

Answer:

Kinetic energy=1/2mv²

900=1/2m30²

by doing all calculations...

we ge,

m=2kg.....

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