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time takes to accelerate to certain speed

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A gun accelerates a 5.0 kg projectile from rest to a speed of 4.0 x 10^3 m/s. The net force accelerating the projectile is 4.9 x 10^5 N. How much time is required for the projectile to come up to speed?

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Solution Summary

The solution shows how to calculate the time needed to accelerate to certain speed.

Solution Preview

According to Newton's second law to find the accelerate rate
F=ma
4.9 ...

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