1)A shingle slides down a roof having a 30 angle and falls off with a speed of 2.0 m/s. a. How long will it take to hit the ground? b. Calculate the highest point reached by it.

Q: 4. A block of mass m = 0.5 kg is kicked so that it slides up a ramp inclined at an angle 0 = 30°. At…

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Q: The net external force on a 24 kg mower is known to be 51 N. a) If the force of friction opposing…

A: Given Net external force on mower = 51 N Mass of mower = 24 kg We have to answer the following…

Q: A bowling ball weighing 71.2 N is attached to the ceiling by a 3.80-m rope. The ball is pulled to…

A: Given data: The weight of the ball, W=71.2 N The length of rope, L=3.80 m The velocity of ball,…

Q: The diagram shows a 4kg object accelerating at 10m/s2 on a rough horizontal surface from rest. a)…

A: Given data:  Mass (m) = 4 kg Acceleration (a) = 10 m/s2 Applied force (F) = 50 N

Q: A 15-kg sled is pulled across a horizontal, snow covered surface by a force applied to a rope at 30…

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Q: A safe weighing 1500N is to be lowered at constant speed down the ramp 5m long from a truck 3m high;…

A: The force formed as a result of two surfaces which are in contact and slide against each other is…

Q: A safe weighing 1500N is to be lowered at constant speed down the ramp 5m long from a truck 3m high;…

A: (a) Analyze the FBD of the given system. Note: Consider the rightward direction along the inclined…

Q: An object of mass 45 kg is drawn upward an inclined plane by a force of 600N. The coefficient of…

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Q: Using a rope that will snap if the tension in it exceeds 357 N, you need to lower a bundle of old…

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Q: A 5.0kg block is pulled along a horizontal frictionless floor by a cord that exerts a force T = 12N…

A: Given ,                     mass of block , m = 5 kg                       Tension in cord , T= 12 N…

Q: A locomotive accelerates a 25-car train along a level track. Every car has a mass of 5.0 * 104 kg…

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Q: ou stand on a snowboard and hold a rope tied to a friends snowmobile. The rope makes a 12° angle…

A: Visualize the problem:

Q: A car is traveling at 60.0 km/h on a flat highway. (a) If the coefficient of friction between road…

A: Given data The initial speed of the car is vi = 60 km/hr. The coefficient of friction between road…

Q: A car is traveling at 40.0 km/h on a flat highway. (a) If the coefficient of friction between road…

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Q: A 3.47 kg block is placed at one end of a wooden plank that is 9.05 m long. The plank is slowly…

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Q: A 20 kg box of textbooks rests on a ramp that makes an angle with the horizontal. The coefficient of…

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Q: When loading a fish delivery truck, a person pushes a block of ice up a 20 ° inclined plane with…

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Q: A crate of mass 45.0 kg is being transported on the flatbed of a pickup truck. The coefficient of…

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Q: A cardboard box slides  along a wood floor with an initial velocity of 15.0 m/s ,  and comes to rest…

A: Using 3rd kinematic equation in horizontal direction: V^2 = U^2 + 2*a*d U = Initial speed of…

Q: A car is traveling at 58.0 km/h on a flat highway. (a) If the coefficient of friction between road…

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Q: A 32 kg sled is being pulled along a horizontal icy surface by a rope. The constant tension in the…

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Q: For this problem, m=10 Kg. Please answer the following: A) What is the accelèration in the x…

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Q: ckey puck slides down a frictionless ramp with an acceleration of 5.00 m/s2. What angle does the…

A: We know that We have given that The hockey puck slides down a frictionless ramp with an acceleration…

Q: A 300N wagon is pulled up a 30° incline at constant speed. a. How large a force parallel to the…

A: Given:-  A weight of wagon FW=300 N  The wagon is pulled up on the inclined plane of angle = 30o…

Q: A car is travelling at 50.0 km/h on a flat highway. (a) If the coefficient of frictin between road…

A: Given :  vo = 50.0 km/h = 50.0(1000/3600) = 13.9 m/s v = 0 m/s (because finally the car stops)

Q: r moving at 25 m/s crashes into a tree and stops in 0.4 s. Calculate the force the seat belt exerts…

A: Velocity of car, v = 25 m/s Time taken to stop, t = 0.4 s Mass of pessenger, m = 86 kg Force…

Q: A crate with a mass of 3.00 kg starts from rest at the top of a 29.5° incline and slides 2.00 m down…

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Q: A 248 kg object moving 19 m/s comes to stop over a distance of 38 m. a. what was the forced…

A: Given Mass m = 248 kg Initial velocity u = 19 m/s Final velocity v = 0 Displacement s = 38 m

Q: A single-celled animal called a paramecium propels itself quite rapidly through water using its…

A: The drag force experienced by the paramecium is given by the  equation bellow Fdrag = -bv2  Where b…

Q: A car is traveling at 51.0 km/h on a flat highway. (a) If the coefficient of friction between road…

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Q: Constants A particular race car can cover a quarter-mile track (402 m) in 6.90s starting from a…

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Q: A 18kg crate is pushed across the floor, using a force that makes an angle of 21 degrees with the…

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Q: The block shown in figure #1 above has a mass of 4.30 kg. The applied force (? ⃑ ) has a magnitude…

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Q: A 620  kg packing crate is being pulled up a 16 degrees-inclined plane by a rope. The rope is…

A: Given : Mass of crate: 620 kg Inclination of plane θ = 160 Coefficient of kinetic friction : μ=0.3…

Q: A .22-caliber rifle has a 0.470 m long barrel. When fired, a bullet with a mass of 2.50 g…

A: Given: Length of the barrel = 0.470 m Mass of the bullet = 2.50 g Speed of the bullet = 370 ms.

Q: Option 1) A 1827-kg hunk of stone is loaded onto a truck and driven to a work site. The static and…

A: GIVEN THAT Mass of the truck = 1827 kg and friction between truck and stone are given static…

Q: Using a rope that will snap if the tension in it exceeds 387 N, you need to lower a bundle of old…

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Q: Someone at the other end of the table asks you to pass the salt. Feeling quite dashing, you slide…

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Q: A drag racer crosses the finish line of a 400 m track with a final speed of 104 m/s. (a) Assuming…

A: Given data: The length of track is s=400 m. The final speed is v=104 m/s.

Q: 4) A 200g object falls under gravity from rest through a medium which exerts a frictional drag force…

A: Acceleration = net force / mass  = mg - drag force / mass = mg - 2v2/m  = g - 2v2/m Using equation…

Q: A car traveling at 60 km / h can brake and stop in a distance d = 20 m (figure a). If the car…

A: Given Data: The initial speed of a car is, u=60 km/h The braking distance is, d=20 m   By using…

Q: A 600 Kg car is moving on a level road at 30 m/s. (a) How large is the retarding force(assumed…

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Q: A car is traveling at 46.0 km/h on a flat highway. (a) If the coefficient of friction between road…

A: Velocity of the car (v) = 46kmph                                        = 12.7778m/s

Q: A box with a mass of 3.00 kg starts from rest at the top of a 35.5° incline and slides 2.00 m down…

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Q: 1. A 90.0 kg crate is being pushed across a level floor at a constant speed by a 260 N force at an…

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Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”