How can you say that momentum is conserved

Q: An enraged elephant charges towards a hovering fruit fly at a speed of 5.0 m/s. If the collision is…

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Q: Arubber ball is thrown at a wall, and it bounces back in the opposite direction at the exact sam…

A: Impulse is given as change in momentum of the object, that is J=mu-mv

Q: If a player can toss a 0.200-kg ball with as much momentum as a 2.00-g object moving with a speed of…

A: Given that: m1=0.2 kgv1=?m2=2 g=2×10-3 kgv2=3.2×103 m/s

Q: Bronco dives from a hovering helicopter and finds his momentum increasing. Does this violate the…

A: Law of conservation of momentum says that the momentum of a body is always conserved if there is no…

Q: True or False) Momentum and velocity are always in the same direction

A: The momentum and velocity are both vector quantities. The vector quantity has magnitude as well as…

Q: 1. An object weighing 50 kg was dropped from a height of 10 m. What was its momentum the instant it…

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Q: 17. Discuss the following in terms of impulse and momentum: a. Why are padded dashboards safer than…

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Q: What external force is responsible for changing the momentum of a car moving along a horizontal…

A: Given:             Need to find the external force responsible for changing the momentum of a car…

Q: A piece of putty is dropped vertically onto a floor, where it sticks. A rubber ball of the same mass…

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Q: oes every moving body posses both kinetic energy and momentum? Explain.

A: Answer Kinetic energy is the energy possessed by an object due to its motion. Momentum of a body is…

Q: In terms of impulse and momentum, why are nylon ropes, which stretch considerably under…

A: By stretching itself during the fall the nylon ropes increases the time of impact which reduces the…

Q: the momentum of an object is trippled, its kinetic energy will change by what factor?   I think it…

A: momentum of an object is trippled .

Q: (a) What is the momentum in kg · m/s of a garbage truck that is 1.10 x 104 kg and is moving at 33.0…

A: Given data: Mass of truck (m) = 1.10 × 104 kg Velocity (v) = 33.0 m/s Required: The momentum (P)

Q: A piece of mud is thrown against a brick wall and sticks to the wall. What happens to the momentum…

A: Momentum is the mathematically the product of mass and velocity. It is a vector quantity and has…

Q: If a falling ball were to make a perfectly elastic collision withthe floor, would it rebound to its…

A: In a perfectly elastic collision, the total energy of the system is conserved. In the case of such a…

Q: Does the Impulse cause a change in momentum? Explain how?

A: If a force F is acting on an object for a time t, then their product gives impulse .

Q: How do you calculate the impulse associated with a force of 4.5 N that lasts for 1.4 s?  I don't…

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