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What is the force applied to a body of mass 500g when it's velocity increases from 30m/s to 50m/s in 5 seconds? |
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Answer» Answer: 2N Explanation: F=ma m=500g=0.5kg a=? but a=v-u÷t v=50m/s u=30m/s t=5sec 50-30÷5 =20÷5 =4 F=0.5×4 =2N |
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