Conservation and Energy Q3: please answer all parts and explain reasoning (even if minor) Problem 3: A 60.0 kg skier with an initial speed of 15 m/s coasts up a 2.50 m highrise as shown in the figure.V = ?KE2.5 m35°Find her final speed right at the top, in meters per second, given that the coefficient of friction between her skis and the snow is 0.31.Numeric : A numeric value is expected and not an expression.Vf =

given: vi=15 m/sm=60.0kgh=2.50 mθ=35°μ=0.31

Problem 3: A 60.0 kg skier with an initial speed of 15 m/s coasts up a 2.50 m high rise as shown in the figure. V; = ? KE V 2.5 m 35° Find her final speed right at the top, in meters per second, given that the coefficient of friction between her skis and the snow is 0.31. Numeric : A numeric value is expected and not an expression.

Problem 3: A 60.0 kg skier with an initial speed of 15 m/s coasts up a 2.50 m high rise as shown in the figure. V; = ? KE V 2.5 m 35° Find her final speed right at the top, in meters per second, given that the coefficient of friction between her skis and the snow is 0.31. Numeric : A numeric value is expected and not an expression.

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter5: Displacement And Force In Two Dimensions

Section: Chapter Questions

Problem 8STP

See similar textbooks

Similar questions

A 8.00-kg block of ice is released from rest at the top of a 1.60-m long frictionless ramp, slides downhill, reaching a speed of 3.25 m/s at the bottom. What is the angle between the ramp and the horizontal?
A 60.0 kg skier with an initial speed of 15.5 m/s coasts up a 2.50 m high rise Find her final speed right at the top, in meters per second, given that the coefficient of friction between her skis and the snow is 0.37
A toad with mass of 280 g leaps into the air to catch a fly. If the toad's jump was at an angle of 46 degrees with respect to the horizontal, and with an initial velocity of 4.6 m/s, what is its speed (in m/s) when it reaches its maximum vertical displacement?
The skateboarder starts down the left side of the ramp with an initial speed of 6.3 ft/s. If nonconservative forces, such as kinetic friction and air resistance, are negligible, what would be the height "h" of the highest point (in meters) reached by the skateboarder on the right side of the ramp?
A water slide is constructed so that swimmers, starting from rest at the top of the slide, leave the end of the slide traveling horizontally. As the drawing shows, one person hits the water 5.00 m from the end of the slide in a time of 0.286 s after leaving the slide. Ignore friction and air resistance, find the height H in the drawing.
A skier leaves a ski jump at 14.4 m/s at some angle Q. At what speed is he travelling at his maximum height of 4.40 m above the level of the end of the ski jump? neglect air friction ?m/s
A speedboat weighing 644 lbs is powered by a constant force of 40 lbs. Friction between the boat and the water is negligible, but there is wind resistance proportional to the velocity of the boat and is 10 lbs. for a speed of 5 fps. Assuming the boat started from rest, find the speed after 10 sec.
A 70-pound object is thrown upward with an initial velocity of 45 ft/s along a plane inclined 25 ° from the horizontal, as shown in Figure. The coefficient of friction between the plane and the object is 0.15. Determine: a) The maximum distance that it will climb on the inclined plane. b) The speed of the object when it returns to the starting point. p/s = ft/s
10. A roller coaster reaches the top of the steepest hill with a speed of 5.40 km/h. It then descends the hill, which is at an average angle of 20° and is 55.0 m long. What will its speed be when it reaches the bottom? Assume µk = 0.12.
A skier leaves the top of a slope with an initial speed of 5.0 m/s. Her speed at the bottom of the slope is 13 m/s. What is the height of the slope?
The friction force that a horizontal surface exerts on a 62 kg object is 23 N. If the initial speed of the object is 27 m/s, what distance will it slide before coming to a stop?
A man is skiing on a winter day, initially with a speed of 2 m/s then eventually slowing down. How much distance did he travel as he stops if the friction coefficient of the surface is 0.1? (Provide full solution of the problem).