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What is the work required to increase the velocity of car from 36 km/h to 108 km/h, if the mass of the car is 1200 kg? |
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Answer» W1=mu²/2= (1200×100) /2 = 60000N W2=mv²/2 = (1200×30²)/2= (1200×900)/2= 540000Nso, W2-W1=work DONE and your ANSWER so, m/2(v²-u²)= 540000-60000= 480000N so the answer=480000N plz MARK me as brainlest and FOLLOW me and I would do the same to you |
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