A car traveling at 53 km/h hits a bridge abutment.A passenger in the car moves forward a distance of 65 cm (with respect to the road) while being brought to rest by an inflated air bag.What magnitude of force (assumed constant) acts on the passenger’s upper torso, which has a mass of 41 kg?

Q: A force of magnitude 9.65 N pushes three boxes with mass M1=1.30 kg, and M2=3.20 kg, and M3=4.90 kg.…

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Q: Two teams of four members each engage in a tug of war. Each of the first team’s members has an…

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Q: Two blocks are in contact on a frictionless table. A horizontal force is applied to the larger…

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Q: THREE 5-KG PACKAGES A, B, AND C ARE PLACED ON A CONVEYOR BELT THAT IS AT REST. BETWEEN THE BELT AND…

A: We can assume that if the boxes are to move, they will move to the left side. So we can say that if…

Q: Two skaters, a man and a woman, are standing on ice. Neglect any friction between the skate blades…

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Q: Three forces acting on an object are given by  F1 = (−2.1î + 5.55ĵ) N, F2 = (5.30î − 1.6ĵ) N, and…

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Q: A man is standing in a room with a low ceiling. He has raised his arms and pushing against the…

A: The objective of the question is to find out the force exerted by the floor on the man. This can be…

Q: The average speed of a nitrogen molecule in air is about 6.7 x 10^2 m/s, and its mass is 4.68 x…

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Q: Two people, one with a mass of 70kg and one with a mass of 45kg, sit on 5-kg frictionless cars that…

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Q: Two forces FA and FB are applied to an object whose mass is 19.9 kg. The larger force is FA. When…

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Q: Two skaters, a man and a woman, are standing on ice. Neglect any friction between the skate blades…

A: Mass of man, M = 90 kgMass of woman, m = 56 kgForce due to east, F = 49 N

Q: Sasha is dragging some hockey equipment across the ice rink. The equipment (object 1) has a mass of…

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Q: he air exerts a forward force of 10 N on the propeller of a 0.40 kg model airplane. If the plane…

A: To determine,the magnitude of the resistive force(FR )exerted by the air on the airplane.given,Force…

Q: Two skaters, a man and a woman, are standing on ice. Neglect any friction between the skate blades…

A: Given data The mass of the man is, Mm= 93 kg The mass of the woman is, Mw= 55 kg The force by a…

Q: A 39 kg girl and a 7.7 kg sled are on the frictionless ice of a frozen lake, 10 m apart but…

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Q: Two skaters, a man and a woman, are standing on ice. Neglect any friction between the skate blades…

A: Given data,Mass of the man Mass of the woman Push force due east.

Q: The drawing shows a 20.5-kg crate that is initially at rest. Note that the view is one looking down…

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Q: A pickup truck is carrying a 10.0 kgkg toolbox, but the tailgate of the truck is missing, so the box…

A: Given Mass of the tool box m = 10.0 kg Coefficient of kinetic friction μs = 0.34 Coefficient of…

Q: Two teams of nine members each engage in tug-of war. Each of the first team's members has an average…

A: Given The average force on the right is F1=1450 N. The average force on the left is F2=1635 N. The…

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

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Q: A 2 kg object accelerates at a rate of 5 m/s2 to the left, under the influence of two opposing…

A: Mass , m = 2 kg Acceleration , a = 5 m/s2  F1 = 20 N to the right . To find = Magnitude and…

Q: The barrel pushes back with a force of magnitude (Answer in N.)

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Q: net force of 20 N is acting on a falling object. The object experiences air resistance of 6.0 N. If…

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Q: Two blocks A and B with mA = 1.1 kg and mB = 0.88 kg are connected by a string of negligible mass.…

A: The objective of the question is to find the acceleration of the blocks and the tension in the…

Q: In the figure, three connected blocks are pulled to the right on a horizontal frictionless table by…

A: Masses as m1=18.3 kg, m2=24.8 kg and m3=35.6 kg Tension T3=44.3 N Note: 1 N=1 kg·m/s2 Find: (a)…

Q: wo blocks are in contact on a frictionless table. A horizontal force is applied to the larger block,…

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

A: nucleus of 8Be; having,  4 protons and 4 neutrons; distance = 3.60 ✕ 10−15 m  mass of an alpha…

Q: A car traveling at 60 km/h hits a bridge abutment. A passenger in the car moves forward a distance…

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Q: Two skaters, a man and a woman, are standing on ice. Neglect any friction between the skate blades…

A: Given, mass of man,M1=97 Kg mass of women, M2=59 Kg Force applied by women on man, F=61 N

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?”