Question

In the aerials competition in skiing, the competitors speed down a ramp that slopes sharply upward at the end. The sharp upward slope launches them into the air, where they perform acrobatic maneuvers. The end of a launch ramp is directed 63° above the horizontal. With this launch angle, a skier attains a height of 12.0 m above the end of the ramp. What is the skier’s launch speed

Answer 1

For a projectile motion,

Hence,

Answer:---> u = 17.21 m/s

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