A 40kg girl gets on a 10kg wagon at ground level with two 5 kg bricks. She throws the bricks horizontally off the back of the wagon one at a time at a speed 7m/s relative to herself A how fast does she go after throwing both bricks B how fast would she go if she threw both at the same time at 7 m/s relative to herself

Q: A white billiard ball, moving horizontally strikes a red billiard ball, at rest. Before impact, the…

A: We can use the law of conservation of momentum to solve above question.

Q: A ball-launching machine launches a ball of 500 g toward the wall at 10.0 m/s at 30.0° above the…

A: a) 8.8m/sb)4.616 m/sc)3.96 mExplanation:Step 1: Step 2:Step 3:

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A: Given The horizontal velocity of the beer mug is vx = 1.1 m/s. The height of the bar from which the…

Q: A bartender slides a beer mug at 1.50 m/s toward a customer at the end of a frictionless bar that is…

A: Speed of the beer mug along the horizontal direction, u = 1.50 ms height of the bar, h = 1.20 m

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A:

Q: Two objects (m, = 4.95 kg and m, = 2.55 kg) are connected by a light string passing over a light,…

A: Given data: The masses are, m1=4.95 kgm2=2.55 kg Height above ground is h=4 m.

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A: This problem is based on conservation of linear momentum. Initially system is at rest so the linear…

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A: Given:mass of the car, m = 1000 kgintial velocity of car, u = +26 m/smass of the truck, M = 2000…

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A: Conservation of linear momentum: The conservation of linear momentum states that the momentum of a…

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Q: a). A cannon located 10 m from the ground is used to shoot a metal ball directly upward into the air…

A: a ) Maximum height the ball will travel measured from the ground  Maximum height the ball will…

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Q: 2) A classical cartoon situation: Lobster, with mass m, on one edge of a carpet with length Land…

A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…

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Q: A25 The diagram shows a body of mass 2 kg resting in a frictionless horizontal gully in which it is…

A: The force of 0.1 N will be resolved into two rectangular components  The horizontal component of the…

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Q: 145. A 2.0-kilogram cart moving due east at 6.0 meters per second collides with a 3.0-kilogram cart…

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A: In all collision momentum remains conserved.

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Q: A) i.,ii.,iii,

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Q: A classical cartoon situation: Lobster, with mass m, on one edge of a carpet with length L and mass…

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A: Page 1

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Q: v1 =2.4 m/s 0.9 m h

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Q: Which of the following is true? O In an inertial frame, an object moving at constant velocity will…

A: According to Newton's first'law  Every body continuously in the state of rest or in uniform motion…

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A: Given:- Mass of rocket including fuel (M )= 2.90*105 kg speed (v) = 2400m/s exhaust rate = 200 kg/s…

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A: Concept: To determine the Maximum height of the stone thrown vertically upward we will use Newton's…

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Q: Two bumper cars at the county fair are sliding toward one another (see figure below). Initially,…

A: