A 55-kg skier starts from rest at the top of a ski jump, point A in Fig. 6–48, and travels down the ramp. If fric- tion and air resistance can be neglected, (a) determine her speed vg when she reaches the horizontal end of the ramp at B. (b) Determine the distance s to where she strikes the ground at C. A 45.0 m VB 14.4 m FIGURE 6–48 Problem 86. 30.09

Q: While a roofer is working on a roof that slants at 42.0 ∘∘ above the horizontal, he accidentally…

A:

Q: If a rbus starts out at a height of 2 m moving at a velocity of 8 m/s, assuming no friction, what…

A: The kinematic equation for vertical motion is given by Where uy = Initial vertical velocity, vy =…

Q: A 59 kg skier pushes off the top of a frictionless hill with an intial speed of 3.6 m/s How fast…

A: Solution:   As per the given data,   Mass(m)=59 kg Initial speed(u)=3.6 m/s height(h)=8 m

Q: A student who is 5'5" and weighs 52kg ran up a 4.08m high staircase in 6.3s. Determine the…

A:

Q: Work to stop a car. A car traveling 35 km/h can brake to a stop in a distance d of 20 m (Fig.…

A: initial velocity = 35 km/hr final velocity = 0 km/hr distance moved = 20 m Case 2 : initial velocity…

Q: A softball having a mass of 0.25kg is pitched at 82.8km/h. By the time it reaches the plate, it may…

A: In the given question, Mass of the softball (m) = 0.25kg Initial velocity of softball (u) = 82.8km/h…

Q: A 65.0 kg skier with an initial speed of 13.0 m/s coasts up a 2.50 m high rise as shown in the…

A: The mass of the skier, m=65.0 kg The angle of elevation, θ=35° The initial speed of the skier,…

Q: 4. A 60.0-kg skier with an initial speed of 12.0 m/s coasts up a 2.50-m-high rise as shown Below.…

A:

Q: Tesla Model 3 (m=1645kg) has a speed of 26.7km/h at the top of a hill (35.4 m). The motor and brakes…

A:

Q: 5) A ball is thrown at an original speed of 8.0 m/s at an angle of 35° above the horizontal. If…

A: Given , initial speed of ball , u = 8.0m/s Angle is 350 above the horizontal. If there is no air…

Q: Why did you need to climb the stairs with a constant speed ?

A: Step1 - Understanding some basic concepts of physics that will be useful in this problem.…

Q: A 297-gram ball is thrown at a speed of 43.9 m/s from the top of a 41.1-m high cliff. Determine the…

A:

Q: In a downhill ski race, surprisingly, little advantage is gained by getting a running start. (This…

A: Distance= 64.0 m Angle (θ) = 29°

Q: A coin is tossed straight upward into the air so that it reaches a maximum height after 6s (neglect…

A:

Q: A block slides down a frictionless ramp of height ℎ. It reaches speed ? at the bottom. To reach a…

A: In the absense of non-conservative force mechanical energy of the system remains conserved. So, from…

Q: A 70.0 kg skier with an initial speed of 14.0 m/s coasts up a 2.50 m high rise as shown in the…

A: The problem is regarding the conservation of energy. The initial energy of the person will overcome…