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A box is released from rest at the position shown. Determine its speed (m/s) after traveling 1.3m along the 36.6ᴼ inclined surface if the coefficient of kinetic friction between the box and the surface is 0.2. Round off only on the final answer expressed in 3 decimal places.
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- In the winter sport of bobsledding, athletes push their sled along a horizontal ice surface and then hop on the sled as it starts to careen down the steeply sloped track. In one event, the sled reaches a top speed of 9.2 m/s before starting down the initial part of the track, which is sloped downward at an angle of 6.0°. What is the sled’s speed after it has traveled the first 100 m?A skydiver (46 kg) is falling at 27 m/s when she pulls her parachute cord. The parachute slows her down to a safe 3 m/s by providing an average air resistance of 603 N. How far must she fall before she reaches this safe speed?In the winter sport of bobsledding, athletes push their sled along a horizontal ice surface and then hop on the sled as it starts to careen down the steeply sloped track. In one event, the sled reaches a top speed of 9.2 m/sm/s before starting down the initial part of the track, which is sloped downward at an angle of 5.0 degrees. What is the sled's speed after it has traveled the first 140 m?
- Write legibly, provide given, step by step manual solution, and diagram for below given differential equation problem. A 4-lb body moves in a straight line on horizontal plane whose coefficient of friction is 1/4. The air resistance amounts to v^2/16. The force acting upon the body is 4 lb, if v= 0 when s = 4ft. Find v when s = 12 ft. Use g = 32ft/s^2. Ans. 6.91 ft/sA 1,458-kg car starts from rest at the top of a driveway 6.94 m long that is sloped at an angle of 23 degrees with the horizontal. If an average friction force of 2,734 N impedes the motion of the car, find the speed (in m/s) of the car at the bottom of the driveway. Use the approximation that g ≈ 10 m/s2. Answer: _________ m/s (round to the nearest hundredth)A car of mass m is on an icy driveway inclined at an angle θ as in 5.12a.(A) Find the acceleration of the car, assuming the driveway is frictionless. (B) Suppose the car is released from rest at the top of the incline and the distance from the car’s front bumper to the bottom of the incline is d. How long does it take the front bumper to reach the bottom of the hill, and what is the car’s speed as it arrives there?