Free-body diagrams of forces acting on a mass m in two situations are shown below. y 3N 2N y 4N 4N (a) 4N X 2N 14N 2N (b) 5N X In which situation does the acceleration of the object, a, have a y-component?

Q: Two crates A and B are connected by a light rope along the horizontal surface. Mass of A is 4 kg and…

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Q: vo teams of six members engage in a tug of war. Each of the first team's embers has an average mass…

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Q: A block and sphere are connected by a cord that passes over a pulley as shown. Neglect friction and…

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Q: Mr. M, Mrs. M, and his daughter are playing a game of tug of war by pulling horizontally in…

A: Given,Mr. M pulls with a force F1 = 55N [N]. Mrs. M pulls force of F2 = 45N [E55S]

Q: A dog and a sledge are on the frictionless ice of a frozen lake, 14.4 m apart but connected by a…

A: Distance , d = 14.4 m Acceleration of sledge , as = 0.5 m/s2 Acceleration of dog, ad = 0.1 m/s2 To…

Q: Two packing crates of masses m, = 10.0 kg and m, = 3.80 kg are connected by a light string that…

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Q: 5. A 3.00-kg object is moving in a plane, with its x and y coordinates given by x = 5t2 -1 and y =…

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Q: A 6.2 kg object undergoes an acceleration of 2.6 m/S?. (a) What is the magnitude of the resultant…

A: Given : m = 6.2 kg a = 2.6 m/s2

Q: Two blocks of mass m are hung from rope 1 and connected by rope 2. Someone picks up the two blocks…

A: The rope 1 has both the masses hung to it whereas the rope 2 is only balancing one of the masses (…

Q: K A mass is resting on a smooth horizontal surface. For it to accelerate at 2.5 m/s^2 with resultant…

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Q: A block and sphere are connected by a cord that passes over a pulley as shown. Neglect friction and…

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Q: A 6.7 kg undergoes an acceleration of 1.3 m/s^2 a. what is the magnitude of the resultant force…

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Q: 11. Easy Only two forces act on an object (mass = 3.00 kg), as in the drawing. Find the magnitude…

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Q: The figure shows two blocks connected by a cord (of negligible mass) that passes over a frictionless…

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

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Q: The nucleus of 8Be, which consists of 4 protons and 4 neutrons, is very unstable and spontaneously…

A: In this case, the charges have the same sign. So the force would be repulsive.   The expression for…

Q: 2. Toge-dear Two blocks connected by a light horizontal rope sit at rest on ahorizontal,…

A: (b) Acceleration of block A,s=ut+12at218m=0×(3)+12×a×32a=4 m/s2(c) Acceleration of block B will be…

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

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Q: Two forces F₁ and F2 act on a 7.20-kg object. F₁ = m 90.0⁰ F₁ 30.0 N and F₂ = 10.0 N. m 60.0⁰ F₁ b…

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Q: A 305-kg glider is being pulled by a 1,910-kg jet along a horizontal runway with an acceleration of…

A: (a). the magnitude of the thrust provided by the jet's engines can be calculated using Newton’s…

Q: Two packing crates of masses m₁ = 10.0 kg and m₂ = 4.70 kg are connected by a light string that…

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Q: You are going up in an elevator. Initially the elevator accelerates for 2.0 s to 6.0 m/s. Then it…

A: The mass from the weight can be calculated using the standard formula for weight as below,

Q: Two masses, m1 = 30kg and m2 = 20kg, are connected by a massless rope that has been placed over a…

A: The acceleration of an object as produced by a net force is directly proportional to the magnitude…

Q: 2. Toge-dear Two blocks connected by a light horizontal rope sit at rest on ahorizontal,…

A: according to guidelines, 3 subpart questions are answered here. Given,mass of block AMA=15…

Q: 2. Four blocks, with masses m1 = 6.00 kg, m2 = 4.40 kg, m3 = 7.30 kg, and m4 = 8.00 kg, are pulled…

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Q: The coefficient of static friction between m2 and m3 is 0.55 and m3 is on a frictionless table. (m2…

A: Given the masses are m 2= 10 kg  m3 = 30 kg The coefficient of static friction between m2 and m3 μs=…

Q: A)Find the magnitude of the total force ( |F1 + F2|) acting on this hockey puck. B)If the mass of…

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Q: A 5.0 kg crate is accelerating along a frictionless floor. If the applied forces are F1 = 20.0N and…

A: Given:Mass of the crate, m = 5 kgForce F1 = 20 NForce F2 = 20 N

Q: A locomotive pulls 10 identical freight cars of mass m = 1.0 x 105 kg with an acceleration of a =…

A: Given value--- m = 1 × 105 kg. acceleration = 4 m/s2.  We have to find--- F2,3 ? F8,9 ?

Q: nagine a landing craft approachlng the surface of the moon of a distant planet. If the englne…

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Q: Compute the total force to be exerted on the object given the indicated parameters.

A: Given  acceleration vector  Required total force acting on the object if it has mass (m)=8.24

Q: A man of mass m stands on a crate of mass M. He pulls on a light rope passing over a smooth light…

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Q: 8. A 2500 kg van accelerates down an icy driveway, going from rest to 30.0 m/s in 6.00 s. During its…

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Q: Only two forces act on an object (mass=4.19 kg), as the drawing. Find (a) the magnitude and (b) the…

A: The resultant of the two forces is given by parallelogram law, F=402+602+2×40×60×cos(45o)=92.7 N The…

Q: A 3.45-kg object is moving in a plane, with its x and y coordinates given by x = 6t2 − 4 and y = 4t3…

A: The x-component of velocity is v=dxdt=ddt6t2-4=12t The y-component of velocity is…

Q: A 30.3 kg boy and a 55.8 kg girl are on the surface of a frozen lake, 14.0 m apart. Using a rope,…

A: According to Newton's third law , force acting on the boy will be same as the force exerted by the…

Q: Three forces Fi = 5 i– 8.66 j N, F2 = 3 jN and F; are acting on an 8 kg body in free space. Find F3…

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Q: The following four forces act on a 50.0 kg object: F₁ = 300 N east ₹ 2 = 700 N north ₹ 3 = 600 N…

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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: