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A car of mass 1000 kg first travels forwards at 25m/s" andthen backwards at 5m/s. what is the change in the kineticenergy of the car? (a) 200kj (b) 300kj(c) 325kj (d) 450 kj |
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Answer» SEE the attachement.. last MEIN 300*10³ HO jayega.... 10³Joules = 1Kilo joule therefore Ans:300 kjHoe this helps❤#Khushi here☺ |
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