A ball of mass m, moving with initial speed v strikes a second ball of mass 2 much kinetic energy is lost in the collision) 06/20
Q: 12) A 5 kg ball moving to the right at a speed of 6 m/s strikes another 4 kg ball moving to the left…
A: An elastic collision is a collision in which the kinetic energy and linear momentum of the colliding…
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Q: Calculate the momentum of 2000 kg elephant charging a hunter at a speed of 7.50 m/s
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Q: After successfully clearing the bar during the pole vault, the vaulter falls to the landing cushion…
A: Given : The linear(initial) momentum of the vaulter just prior to impact= Pi= -980kg.m/s Velocity…
Q: 28. A runner with a mass of 75 kg is dashing at a speed of 7.5 m/s makes a perfectly inelastic…
A: From the law of conversation of linear momentum, m1v1+m2v2=(m1+m2)v (75)(7.5)+m2(0)=(75+95) v v=3.31…
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A: Impulse is defined at the change in momentum. Change in momentum can be found by the product of…
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Q: 5) A billiard ball rolling across a table at 1.50 m/s makes a head-on elastic collision with an…
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Q: 17 - An object with m1=3kg comes and goes with a speed of 10 m/s and collides with another m2=5kg…
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Q: A ball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. If the ball…
A: mass of ball (m) = 275 g = 0.275 kg Speed with which the ball hits the floor = 2.90 m/s Speed which…
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Q: 13) A small go-cart with mass 21.5 kg is speeding along at 2.69 m/s toward a 16.2 kg boulder that is…
A: Mass of the go cart m1=21.5 kg, initial speed of the go cart u1=2.69 m/s, mass of the boulder…
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Q: velocity of snowball velocity of ice skater velocity of ice skater > velocity of snowball O all…
A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…
Q: Calculate the momentum of a 1800 kg elephant charging a hunter at a speed of 7.50 m/s. b) Compare…
A: Mass of the elephant m=1800 kg Speed of the elephant v=7.50 m/s Momentum is the product of mass and…
Q: A 5 Kg red car traveling 10 m/s collides with a 5 Kg blue car that is traveling 10 m/s to the left.…
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Q: 2) What braking force is supplied to a 3,000 kg car traveling with a velocity of 35 m/s that is…
A: Given data: Mass (m) = 3000 kg Initial velocity (u) = 35 m/s Final velocity (v) = 0 m/s Time (t) =…
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Q: An elastic collision occurs in absence of external forces. What is conserved? -energy and momentum…
A: In the case of elastic collision, there is no external force works on the system. As per…
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- 1-5 (66.5) 138 4. A skateboarder with a mass of 65 kg riding a board with a mass of 1.5 kg collides into the crate (while the crate has a momentum of 715 kg-m/s) and causes both the crate and the skateboarder to come to a complete stop at the point of the collision. What was the spee: of the skateboarder before he or she crashed into the crate? P=715kgm/r V₁ = 0 V₁ -2 M=65 86 10.75 Accelerate Learning Inc. - All Rights Re Accelerate Learning Inc. - All Rights Resene2.) A model rocket is constructed with a motor that can provide a total impulse of 29 Ns. The mass of the rocket is 0.175 kg. What is the speed that this rocket achieves when launched from rest? Neglect the effects of gravity and air resistance.A 60 kg dancer leaps 0.32 m high with what momentum does the dancer reach the ground what impulse is needed to make a stop As the dancer lands, the knees bend lengthening the stop time to 0.050 s. Find the average force exerted on the body. compare the stopping force to the performers weight
- 20) Suppose a cart with mass m and low-friction wheels is moving to the right at an initial speed of Iv0I just before it hits a cart with mass 2m. After the collision, the first cart rebounds to the left with a speed of 1/3 I v0 I Assume each cart receives zero net momentum from any external interactions (such as gravitational and contact interactions) other than their collision interaction. (a) What impulses did the collision interaction deliver to each cart? The impulse delivered to the light cart is ____m (left or right) The impulse delivered to the massive cart is ____m (left or right) (b) From this, infer the massive cart’s final velocity (express its magnitude in terms of and its direction as being “left” or “right”). The massive carts velocity is ____. (left or right)Two bowling balls engines, both mass of 1.5kg, collide head on and recoil. The collision is elastic. Ball one is initially moving at 2.00 m/s forwards and ball two at 4.00 m/s in the reverse direction. A) what is the initial momentum B) find the velocities of both falls after the impact. Show calculation25. Suppose a cart with mass m and low-friction wheels is moving to the right at an initial speed of v just before it hits a cart with mass 2m. After the collision, the first cart rebounds to the left with a speed of Assume each cart receives zero net momentum from any external interactions (such as gravitational and contact interactions) other than their collision interaction. (a) What impulses did the collision interaction deliver to each cart? Express the impulses' directions as "left" or "right" and their magnitudes as multiples of m right ward or e tward lett war The impulse delivered to the light cart is mvo(Click to select) vol (Click to select) . htunrd or The impulse delivered to the massive cart is m|vo (b) From this, Infer the massive cart's final velocity v (express its magnitude in terms of o and its direction as being "left" or "right"). nighturrd or leftward The massive cart's velocity is oll(Click to select) Hints Hint H1
- A billiard ball rolling across a table at 1.70 m/s makes a head-on elastic collision with an identical ball. Find the speed of each ball after the collision when each of the following occurs. (a) The second ball is initially at rest. first ball m/s second ball m/s (b) The second ball is moving toward the first at a speed of 1.15 m/s. first ball m/s second ball m/s (c) The second ball is moving away from the first at a speed of 0.95 m/s. first ball m/s second ball m/sAirbags are used in cars because they A) Decrease the impulse of a collision B) Decrease the momentum of a collision c) Increase the time of impact of a collision D) Increase the force with which you hit the dashboard O A О вImpulse is defined as: (K:1) Select one: O a. a change in momentum O b. total momentum O c. total energy O d. a change in energy
- A bumper cap "A" (mass of A = 140kg) with a velocity of 15 km/hr hits a another car "B" (mass of B = 160kg) which was immobile before impact. The collision is perfectly elastic & the frictions are considered negligible. Calculate the time at which the bumper cars are 2m apart from each other after the collision2.) Cart 1 with mass of 4 kg moves along a frictionless track with a velocity of 2 m/s. collides with Cart 2 with a mass 3 kg moving in the same direction at a speed of 1 m/s . After the collision, Cart 1 continues in the same direction with a velocity of 1 m/s . What is the velocity of Cart 2 after the collision?Use the concepts of this chapter to describe what would happen if you fire a gun that has bullet ten times as massive as the gun. (Has to do with the conservation of momentum)