Problem A) A snow boarder starts from rest at the top of a mountain. He boards a vertical distance of 50 m down the mountain, and then he goes off a jump with a speed of 20 m/s. What must be the vertical height of the jump? Assume no friction is present. 50m h= ? I.

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Hi Bartleby, these three problems in the image attached are part of a problem set I am attempting to complete. I am stumped on all three of these. Would you mind helping me please?
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D hw5_physics31.pdf (1 page)
Problem A) A snow boarder starts from rest at the top of a mountain. He boards a vertical distance of 50
m down the mountain, and then he goes off a jump with a speed of 20 m/s. What must be the vertical
height of the jump? Assume no friction is present.
50m
h= ?
Problem B) A mass of 4 kg on a horizontal surface has an initial velocity of 5 m/s when it hits a spring.
The spring compresses by 0.2 m when the mass has a velocity of 0.7m/s What is the spring constant, k, of
the spring?
Problem C) A block of mass 5 kg has a speed of 2 m/s at a height h above a spring (spring constant
k = 1000 N/m). If the spring is compressed by a max amount of 0.5 m, what is the max rebound height
of the block?
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Transcribed Image Text:100% E Go Tools Window Help D hw5_physics31.pdf (1 page) Problem A) A snow boarder starts from rest at the top of a mountain. He boards a vertical distance of 50 m down the mountain, and then he goes off a jump with a speed of 20 m/s. What must be the vertical height of the jump? Assume no friction is present. 50m h= ? Problem B) A mass of 4 kg on a horizontal surface has an initial velocity of 5 m/s when it hits a spring. The spring compresses by 0.2 m when the mass has a velocity of 0.7m/s What is the spring constant, k, of the spring? Problem C) A block of mass 5 kg has a speed of 2 m/s at a height h above a spring (spring constant k = 1000 N/m). If the spring is compressed by a max amount of 0.5 m, what is the max rebound height of the block? étv MacBook Pro 23 2$ & 1 2 3 4 8 9 de Q W E R Y U { P
Expert Solution
Step 1 To determine,

The vertical heighth of the jump.given,initial speed(u)=20 ms-1accceleration due to gravity(g)=9.8 ms-2

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