A layer of padding is added to car dashboards because it can reduce some injuries during a collision. How does the padded dashboard make people safer? Decreases the impulse in a collision Decreases the momentum of a collision Increases the time of impact in a collision Increases the force of impact in a collision

Q: In the figure, a slab of mass m1 = 44 kg rests on a frictionless floor, and a block of mass m2 = 9…

A: Given data: Mass of the slab, m1=44 kg Mass of the block, m2=9 kg Coefficient of statics friction,…

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Q: Shown in the figure below is a point charge surrounded by two conducting spherical shells (Shell 1…

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Q: SITUATION 1. A force of constant magnitude F or moment M is applied to a pendulum over an angular…

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Q: A toy pellet gun, shown above, has a pellet with a mass of 4.78 g and a spring with spring constant…

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Q: Check all the statements below that are examples of Newton's First law of motion. 1) Law of Inertia…

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Q: Lord Henry is performing an experiment where he is able to measure the force of gravity between two…

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Q: Which of the following items are electrical insulators? quartz plastic mercury diamonds

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Q: Two objects are placed on a spinning vinyl "record" as illustrated in the image below. Object 1…

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Q: As shown in Figure 1, a block with mass m = 2.5 kg slides towards and collides with a massless…

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Q: A ball is tossed at an angle. It moves in an arc, reaches its highest point, and then falls in an…

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Q: Gas in a container is at a pressure of 2.0 atm and a volume of 5.0 m3. (a) What is the work done on…

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Q: The rod shown below moves to the right on essentially zero-resistance rails at a speed of v= 4.4…

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Q: 1) FN and Fg are not equal and opposite. 2) FA and Ff are equal and opposite. 3) Because Fa is…

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Q: ich student correctly identifies why your weight would change if you stood on a planet having a ss…

A: Let mass of earth = M Mass of planet =4M Radius =2R R = radius of earth

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Q: square as shown in the figure below. Determine the magnitude of the net force acting on the point…

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Q: Describe an interaction among two astronomical objects?

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Q: An electric current is generated in a coil of wire when a magnet is inside of the coil. An electric…

A: Electric current is produced in a varying magnetic field.

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?”