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    nitinji's Avatar
    nitinji Posts: 1, Reputation: 1
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    Oct 24, 2013, 11:26 AM
    A constant force acts on an object of mass 2 kg for 10s and increases its velocity fr
    A constant force acts on an object of mass 2 kg for 10s and increases its velocity from 5ms-1 to 10ms-1. Find the magnitude of applied force. If this force was applied for a duration of 15s, what would be the velocity of the object ?
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    ebaines Posts: 12,131, Reputation: 1307
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    Oct 24, 2013, 11:44 AM
    Use , where . The second part simply uses the same value of a, and you can calculate the change in velocity using the new value for time.
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