Atwood's machine consists of a frictionless pulley and two masses connected by a cable over the pulley. What is the magnitude of the tension (T)? See figure below. a. 670N b. 451 N c. 834 N d. 392 N

Q: Two blocks each weighing 25 N are connected to the ends of a light string which is passed over a…

A: Solution: given that m1=m2 = 25 kg

Q: A 3.0-kg box is held at rest against a vertical wall by a pushing force from my hand. Use g = 10…

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Q: A force of 1.5N makes an angle of 12° (counter-clockwise) with the +X axis. The Y componen the force…

A: Given  F = 1.5 N  Angle = 12 degree counter clockwise  So F can be resolve into two components  One…

Q: In the figure below, suppose that Fw = 80 N. What is the value of F? Consider that the ropes are…

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Q: The sign at Newton’s Deli has a mass of 45.1 kg. It is supported by a boom. The angle between the…

A: A. Tension on the support cable is, TsinA=mgT=mgsinA=45.1 kg9.8 m/s2sin31o=858.15 N≈858 N

Q: A 27 kg box must be slid across the floor. If the coefficient of static friction between the box and…

A: Introduction: When body is in motion, surrounding medium acts resistive force on the body.…

Q: A 75-N cart is being pulled by a rope along a frictionless inclined surface as shown in the given…

A: Weight of the Cart is W = 75 N  Angle of inclination of Cart with the horizontal is Φ = 30 ⁰  Angle…

Q: Two masses are attached with a string passing over a frictionless pulley. mA has mass of 5 kg. mB…

A: Given- Mass of A, mA = 5 kg Mass of B , mB =2.5 kg Coefficient of friction between mA and table ,…

Q: A 100 N steel ball is suspended from the ceiling using a light rope. The tension in the rope is…

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Q: The drawing at right is supposed to be a free-body diagram of a box that sits without slipping on a…

A: The direction of frictional force is such that is opposes the motion of body. If the body wants to…

Q: Two objects of mass m and 7m are attached by a massless string over a pulley that does not have…

A: first mass = m second mass = 7m mass of pulley = mnow, since second mass is heavier, it would begin…

Q: The 5 N block is sitting on a table top which weights 16 N. The table has three legs. The force…

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Q: The five forces shown in figure 3 acts at point 0. What is the magnitude of the resultant ford a.…

A: According to question we need to find magnitude of resultant force.

Q: A 4kg mass rests on a horizontal table. A force F = 20N applied parallel to the table surface and…

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Q: Suppose the tension in both of the cables is measured to be 50 N and that the angle that each cable…

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Q: A worker pushes a lawn mower with a force of 280 N. If the handle makes an angle of 40.0° with the…

A: The pushing force exerted by the worker on the lawn mower is F = 280 N. The angle made by the handle…

Q: From the given figure, the mass of the block is 200kg. Coefficient of friction for all surface is…

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Q: 1. You want to reduce the weight of your bike so you can ride faster. What is the most effective way…

A: If you want to reduce the weight of your bike so you can ride faster. What is the most effective way…

Q: A heavy steel cable attached to a motor is lifting a girder. The girder is speeding up. A. Draw a…

A: A heavy steel cable attached to a motor lifts a girder. The girder is speeding up.Where Msc mass of…

Q: 41. An elevator is accelerated upward at 2 f/sec2. If the elevator has a mass of 50 slugs, what is…

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Q: If F=40 N and M=1.5 kg, what is the tension in the string connecting M and 2M? Assume that all…

A: Given F=40 N M=1.5 kg The forces acting on the masses are shown separately

Q: Situation 2. A 500 N block is resting on an inclined plane. See figure below. coefficient of static…

A: Given: The weight of the block is 500 N. The coefficient of the kinetic friction is 0.2. The…

Q: A 45 N lithograph is supported by two wires.One wire makes a 250 with the vertical and the other…

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Q: A 125 kg box is pushed up a ramp with a force of 100N applied at a 30 deg below the horizontal.…

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Q: 9. The 500KN is in contact with a 45° inline. The coefficient of static friction is 0.25. Compute…

A: First draw the FBD of the block  Where N is the normal reaction and  f is the friction force and…

Q: A weight of 50 N is supported by 2 ropes, one making an angle 60 degrees above the horizontal to the…

A:

Q: . An art student is designing a funky hanging sculpture in which three identical flying saucer…

A: Given: The maximum tension in the string is 90 N. The string is identical.

Q: The diagram below represents an ideal pulley system (no mass or friction). What is the force…

A: Let force F is required  Since tension is same at all points of string  So at lower pully F+F = 2F…

Q: 2. A two body system is set up on an inclined surface with M = 5 kg and m = 4 kg. The angle is 25…

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Q: The coefficient of kinetic friction between the block and the inclined surface of the figure below…

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Q: 60.0N

A: Solution : d) 100N

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?”