A crate slides down a ramp 16.98m long inclined at 30.7°. How long will it take to reach the end of the ramp? What is the velocity of the crate upon reaching the end of the ramp? Assume coefficient of kinetic friction =0.079

Q: You are designing a high-speed elevator for a new skyscraper. The elevator will have a mass limit of…

A: The upwards journey can be divided into three parts, 1. When the elevator accelerates to maximum…

Q: Suppose you move the crate by pulling upward on the rope at an angle of 30° above the horizontal.…

A: Given data: The angle make by applied force with horizontal is θ=30o. The weight of the crate is…

Q: A 1300-kg car is skidding to a stop along a horizontal surface. The car decelerates from 27 m/s to a…

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Q: Resources Lx Give Up? V Hint Check Answer 4 of 8 Attempt 2 Froghopper insects have a typical mass of…

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Q: A crate slides down a ramp 15.93 m long inclined at 34.4°. How long will it take to reach the end of…

A: Solution:                                             Let the mass of the crate be 'm'. Then the…

Q: A crate slides down a ramp 20.92m long inclined at 24.69°. How long will it take to reach the end of…

A: The free body diagram is drawn below.   Let the crate is sliding down with acceleration a. Applying…

Q: When installing a Red Carpet for the Oscars, workers found that if they push the carpet roll (image…

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Q: A skier starts from rest and slides 9m down a slope. In what time after starting from rest will the…

A: According to Bartleby Q & A guidelines,i am supposed to answer only first question. Q1. Given…

Q: A crate rests on the flatbed of a truck that is initially traveling at 15 m/s on a level road. The…

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Q: The shot put is a trackand- field event in which athletes throw a heavy ball— the shot—as far as…

A: Basically the ball follows a projectile motion. So there would be both the x and y component…

Q: A 11.8 kg block hangs by a string from the ceiling of an elevator. The elevator is moving down with…

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Q: Determine the magnitude of force P acting on a 25kg crate that achieves a velocity of v 4 m/s when…

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Q: 3. A car is traveling at 20 m/s on a horizontal road. The brakes are applied and the car skids to a…

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Q: An elevator and its load have a combined mass of 1700 kg. Find the tension in the supporting cable…

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Q: A skydiver’s vertical velocity is governed by m(dv/dt) = mg - K(v^2) where, m is the mass of the…

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Q: A body of mass m is on a horizontal plane with a coefficient of friction u, V; It moves at first…

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Q: Suppose that the car is stopped from 27m/s within right after the collision and the driver (75kg)…

A: Mass of the driver is m = 75 kg Initial speed of the car is u = 27 m/s Final velocity is v = 0 m/s…

Q: A roller coaster reaches the top of the steepest hill with a speed of 7.00 km/h. It then descends…

A: Use the Newton’s second law of motion to solve for the net force acting on the roller coaster.

Q: Will the car hit the squirrel?

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Q: Would the value of acceleration of the cart change, if it were pushed down the track with some…

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Q: A block of mass 2 kg placed on a long frictionless horizontal table is pulled horizontally by a…

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Q: Accelerating object MUST be changing their velocity- either the magnitude or the direction of the…

A: Accelerating object must be changing their velocity -either the magnitude or the direction of the…

Q: A crate slides down a ramp 14.65 m long inclined at 15.56°. How long will it take to reach the end…

A: length, L = 14.65 m  Angle, A =  15.56° coefficient of kinetic friction = 0.08

Q: Professional Application: A woodpecker’s brain is specially protected from large decelerations by…

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Q: Help

A: The vertical displacement is h=640 m The acceleration is a=4.40 m/s2 The velocity in the upward…

Q: 4a). A driver makes an emergency stop and inadvertently locks up the brakes of the car, which skids…

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Q: c = 0.1 M = 3000kg Peeta wants to find out the braking time for her car in the mud. Assuming Peeta…

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Q: (II) A wet bar of soap slides down a ramp 9.0 m long inclined at 8.0°. How long does it take to…

A: The frictional force on the wet bar is The weight of the bar acting parallel to the slope is

Q: through the action of a single cable. The elevator has a weight of 2000 N. When the elevator is…

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Q: A crate slides down a ramp 24.37 m long inclined at 25.71°. How long will it take to reach the end…

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Q: A block slides down an inclined plane of slope angle θ with constant velocity. It is then projected…

A: Given that, Angle = θ Initial speed = v0

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Q: 8. (Physics) A ball of mass m is tossed upward from a building at height h with initial velocity v.…

A: Given, mx" = -mg x(0) = h x'(0) = v To find: x(t) = (-1/2) gt2 + vt + h

Q: Problem 2 A crate rests on the flatbed of a truck traveling at 15m/s on a level road. The driver…

A: Speed of truck=15 m/s distance=38 m

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Q: A 15kg-particle moves in zyz - plane experience a force of F = 12 Ni - 20 N j +10 Nk.Determine the…

A: Given, Mass of object=m=15 kg Force F=12 Ni-20Nj+10Nk as we know that acceleration =ForceMass

Q: A car goes down a 10 degree incline with a coefficient of friction of 0.3 for 2m. What is it’s…

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Q: A wrench is dropped from the top of a tall tower. It takes 3.07 s to reach the ground. How tall is…

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Q: You want to move a 400-N crate across a level floor by pulling upward on the rope at an angle of 30o…

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A: Acceleration=2.18 m/s2 Velocity when it reaches bottom is 4.67 m/s

Q: Problem 2 the breaks and the truck is brought to a halt in a distance of 38m. If the deceleration of…

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A: Initial speed of car: u = 100 km/h = 100 x 0.2778 = 27.78 m/s Final speed of car: v = 0 m/s…

Q: snowboarder slides down a frictionless incline at a slope of 39 degrees. What is their acceleration?…

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Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.