Question

Evaluate the power in Watts that a 450-Kg rocket uses to overcome gravity when it travels 15 m at a 30°-angle above the horizontal line in 0.4 s.

14614
8438
–163562
143365
82772

Answer 1

1.s=12×3.2×(32.8)2=1721.344m3. a=v−ut=26.62.47=11.2m/s2s=ut +12at2=18.5×2.47+12×11.2×2.47×2.47=79.78m

Answer 2

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