m 720

Q: Alex is asked to move two boxes of books in contact with each other and resting on a rough floor. He…

A:

Q: A block of mass m, = 38 kg on a horizontal surface is connected to a mass m, = 21.2 kg that hangs…

A: Given, The two masses are, m1=38 kg, m2=21.2 kg The coefficient of kinetic friction is, μ=0.23

Q: The figure shows a box of mass m, = 1.5 kg on a frictionless plane inclined at angle e = 31°. It is…

A: M1 = 3 kg M2 = 1.5 kg θ = 31° Horizontal force , F = 3.5 N  To find = a) Tension in connecting rod…

Q: Block A in the figure has mass ma-4.10 kg, and block B has mass me-2.00 kg. The coefficient of…

A: It is given that, the mass of block A is, mA=4.10 kg the mass of block B is, mB=2.00 kg the…

Q: A cord passing over a pulley connects two masses, as shown, where m₁ = 3.60 kg and m₂ = 7.10 kg. The…

A: Newton's second law of motion: For application purpose to solve numerical problems: Newton second…

Q: A cord passing over a pulley connects two masses, as shown, wherem, = 4.00 kg and m, = 6.90 kg. The…

A: free body diagram.

Q: Hk = 0.200. The angle 0 of the incline is 27.5°. If block 2 is moving up the incline at constant…

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Q: A block with mass m1 is placed on an inclined plane with slope angle a and is connected to a hanging…

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Q: Consider pushing a lawn mower. Imagine that the lawn mower's handle was angled downward from the…

A: mass of lawn mower (m) = 23.4 kg Applied pushing force (F) = 232.5 N coefficient of friction (μ) =…

Q: Block 1 is resting on an inclined frictionless surface. The angle of inclination of the surface is…

A: Given

Q: Two packing crates of masses m₁ = 10.0 kg and m₂ = 7.10 kg are connected by a light string that…

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Q: wo blocks are connected by a string as shown. The inclination of the ramp is θ = 39° while the…

A: θ = 39° m1 = 7.8 kg m2 = 19.6 kg Friction is negligible. find a) Write an equation for the magnitude…

Q: An elevator in a tall building is allowed to have a maximum speed of 3.74 m/s going down. If the…

A: Solution:-Step 1:

Q: Two packing crates of masses m₁ = 10.0 kg and m₂ = 7.30 kg are connected by a light string that…

A:

Q: The distance between two telephone poles is d = 52.0 m. When a 0.850-kg bird lands on the telephone…

A:

Q: In an investigation a student placed a 0.85 kg cart on a table. They tie one end of a light string…

A: Given Information:- Mass of the cart is M=0.85 kg Mass of the hanging mass is m=0.50 kg We have to…

Q: Two horizontal forces, F, and F,, are acting on a box, but only F, is shown in the drawing. F, can…

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Q: Body A in the figure weighs 96.0 N, and body B weighs 16.0 N. The coefficients of friction between A…

A: a) Draw the free-body diagram of the system.

Q: In the figure provided, there is a crate of mass 4.87 kg on top of another crate of mass 2.66 kg.…

A:

Q: An object with mass (M1= 8 Kg) rests on a rough horizontal table and is connected by a cable that…

A:

Q: Two boxes, A and B, are connected by an ideal (massless) cord and are resting on a smooth…

A: Consider, The mass of the box A, mA  =  12 kg The mass of the box B, mB  = 10 kg The horizontal pull…

Q: A cord passing over a pulley connects two masses, as shown, where  m1 = 3.60 kg  and  m2 = 7.20 kg.…

A: Draw the free-body diagram of the mass m2.

Q: Block A in the figure has mass mA = 4.10 kg, and block B has mass mg = 2.10 kg. The coefficient of…

A:

Q: A box of mass 5.4 kg is given an initial speed of v0 = 7.1 m/s along a ramp as indicated in the…

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Q: In the figure, a block of mass m = 3.15 kg is pulled along a horizontal frictionless floor by a cord…

A:

Q: Block B in the figure weighs 711 N. The coefficient of static friction between the block and table…

A: The weight of block B is: The coefficient of static friction is: The given angle is:

Q: You are pulling a 32 kg dresser up a ramp (inclined at an angle of 22 degrees) with an acceleration…

A:

Q: Alex is asked to move two boxes of books in contact with each other and resting on a rough floor. He…

A:

Q: how large does m have to be to start the blocks moving? Please answer in kilograms.

A: When the block is about to start  friction will be maximum and the forces on mass M will be balanced

Q: Body A in the figure weighs 96 N, and body B weighs 16 N. The coefficients of friction between A and…

A: Given:  ωA=96N,  ωB=16N    μS=0.59, μk=0.25,  θ=28°

Q: Alex is asked to move two boxes of books in contact with each other and resting on a rough floor. He…

A:

Q: The figure shows two blocks connected by a lightweight string across a frictionless pulley. The…

A: Given:Mass of block, m1 = 6 kgMass of block, m2 = 3.5 kgAngle of inclined plane = 43.5ο

Q: Two blocks rest on frictionless inclines  and are connected by a lightweight string that passes over…

A:

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: