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A large rocket has a mass of 3.15x106 kg at takeoff, and its engines produce a thrust of 4.23x107 N. If the rocket takes off

A large rocket has a mass of 3.15x106 kg at takeoff, and its engines produce a thrust of 4.23x107 N. If the rocket takes off vertically (and assuming constant mass and thrust)
a. (0.5 pts.) Draw a free body diagram for the rocket
b. (1.0 pt.) Find the rocket’s acceleration
c. (1.5 pts.) How long does it take the rocket to reach a speed of 35 m/s


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