In the image below, a worker is pushing a crate with a mass of 25 kg up a ramp at a constant rate. Ignoring friction, how much force must the worker apply so that the crate continues to move at the same speed? (Recall that g= 9.8 m/s2) %3D 200 Weight A. 16.2 N B. 50.2 N С. 83.8 N D. 35.3 N

Q: Two boxes are attached via a rope and pulley system, as shown in the figure. Box B has a mass of 2.0…

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Q: Mario is riding on his skateboard along a horizontal section of the pavement. If he encounters a…

A: The magnitude of the friction force is given as f=450 N

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A: Introduction Force:- An object can modify its velocity, change the direction of its motion, or…

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Q: FR2: A cat climbs up the side of a tree, tilted at a 10 degree angle relative to the vertical (the…

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Q: In a Physics lab, Nene and Nono apply a rightward force to a 4.52-kg cart to accelerate it across a…

A: The cart=4.52kg  The friction between the cart and the floor is 0.43

Q: A satellite is traveling through distant space with a speed of 19,000 km/hr. What will happen to the…

A: Solution: In space there is no air blanket due to which there is no air friction. So, when…

Q: Which of the following statements are true regarding an object in freefall?  You can ignore air…

A: A.All object fall at the same acceleration g=9.80 m/s2 regardless of their massas ,…

Q: What is the force by tension between the 3 kg bucket and the 7 kg bucket on the right? A 56.5 N

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: A typical car weighs about 1000 kg. An average person can push with a force that is about half the…

A: Given:-  The mass of the car is m = 1000 kg  The force applied by  the person on a car is F = 500  N…

Q: tangular block of mass 10 kg is allowed to slide down a rough slope which is inclined at an angle of…

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Q: A 4.0-kg box lies on a table. You pull it up with a force of 12 N and it doesn't move. Match the…

A: Given value--- mass = 4 kg. pulling force = 12 N. g = 10 m/s2  We have to find--- the weight…

Q: 1. You are trying to lift a box of weight W' vertically off the floor. You apply a force, Fup, on…

A: Given quantities: Weight of the box = W Applied force = Fup The normal force on the block = N   It…

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A: Step 1: Step 2: Step 3

Q: True or False: 1.Twenty mph North is a vector quantity called velocity. 2.If two tug boats headed in…

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Q: A freight train has a mass of 15000 kg. If the locomotive can exert a constant pull of 6000 N, how…

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Q: A 25 kg block is suspended to a piece of string attached to the ceiling. The block is approximately…

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Q: A small block (m = 2 kg) is being pushed along (parallel to) a rough surface by a force with…

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Q: A 4.0-kg box lies on a table. You pull it up with a force of 12 N and it doesn't move. Match the…

A: mass of box (m) = 4 kg upwards force exerted on the box = 12 N g = 10 ms2

Q: A woman driving a 2000 kg car at 15 m/s fully applies the brakes 50. m from a stoplight. If the car…

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Q: 3. Pushing Suitcases: You are pushing two suitcases across the floor as shown below. The masses of…

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Q: A horizontal force of 95.0 N is applied to a 60.0 kg box on a rough, level surface. If the crate is…

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Q: While exercising in a gym, you hold a 2,000-N weight at the height of 0.5 m above the floor. The net…

A: Given:- you hold a weight 2000 N at a height of 0.5 m above the floor .

Q: 13. 54-kg box is sitting on the floor of a level railroad car which is moving forward with a speed…

A: mass of box = 54 kg speed = 25 m/sa = 5.6 m/s2

Q: 3. A weight of 150lbs. is suspended by two ropes. Rope A makes 50° to the right of the vertical and…

A: According to question we need to find--- What is the force acting at rope B? What is the force…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!