A projectile is ejected from a 25-m high tower with a velocity of 40 m/s at an angle of 30 degrees to the horizontal first on Earth and then on Mars.What is the ratio of maximum height above ground level on Mars to Earth (i.e.,hmax(Mars) / hmax(Earth) ) ? (Assume gMars = 0.38gEarth)
A) 6.2
B) 0.60
C) 1.1
D) 2.6
E) 1.7
Correct Answer:
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