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July 4, 2015

Homework Help: physics

Posted by help on Thursday, February 3, 2011 at 7:51pm.

The engines of a 1.20 x 10^5 N rocket exert an upward thrust of 2.00 x 10^5 N for 1.50 minutes upon lift off.

What is the impulse exerted on the rocket?

What is the velocity of the rocket at the end of the 1.50 minute period?

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