Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are moving toward one another, the first having a mass of 130,000 kg and a velocity of 0.300 m/s, and the second having a mass of 105,000 kg and a velocity of -0.120 m/s. (The minus indicates direction of motion.) What is their final velocity?

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Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

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Q: what is the momentum of a 1.4x104 kg automobile traveling at 20 m/s to the right of its origin?

A: Given, mass of the automobile, m = 1.4×104 kg speed of automobile, v = 20 ms

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A: Given data:  Mass of ball A (mA) = 150.0 g Initial velocity of ball A (viA) = 15.3 cm/s, East  Mass…

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Q: What is the momentum of a bowling ball with a mass of 6.0 kg travelling at 4.0 m/s? 48 kgm/s 0.67 kg…

A: Given data : Velocity=V Mass=m   To find : Momentum of a bowling ball

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A: Given :- ∆P = 1.52 N ∆t = 1.05 × 10 -2 S

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A: apply force momentum relation

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A: Given: Subscripts i, f denotes initial and final values.

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A: p=mv p=momentum=15000 kg m/s v=2 m/s

Q: What is the momentum in kg · m/s of a garbage truck that is 1.20 ✕ 104 kg and is moving at 35.0 m/s?…

A: momentum = mass ×velocity

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A: The expression for Force F is given as, F→ = dP→dt where dP is the change in momentum over a time…

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Q: If a ball of mass 35 g travelling at 600 m/s hits a block of mass 6 kg at rest and embeds in the…

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Q: What is the momentum of a 1000 kg car traveling at 60 m/s? 10,000 kg.m/s 60,000 kg.m/s O 66,000…

A: Given data:  Mass (m) = 1000 kg Velocity (v) = 60 m/s Required: Momentum (P)

Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

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Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are…

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Q: A bowling ball with a mass of 7.0 kg strikes a pin that has a mass of 2.0 kg. The pin flies forward…

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Q: of a 1000 kg car with a momentum of 1.25 x 104

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A: Write the expression for the momentum. Here, m represents the mass and v represents the velocity.

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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?”