10,000 kg railroad car is rolling at  2.00 m/s when a 4000 kg load of gravel is suddenly dropped in. What is the car’s speed just after the gravel is loaded?

Q: A 48 g marble moving at 2.3 m/s strikes a 29 g marble at rest. Assume the collision is perfectly…

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Q: A carnival game consists of hitting a ball on the end of a rope with a bat. The bath and rotates…

A: Given information: The mass of the ball (m) = 0.20 kg The mass of the bat (M) = 4 kg The length of…

Q: 6.) kp = k, tkz -2Nlm t 6 Nlm EN/m a:) L= 0-200 m X= 000 m T= 21 kp WINり -7 Toog m= 0·l00 kq ENh. Xi…

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Q: 1. A skateboarder with a mass of 90 kg is skating towards a ramp at 5 m/s. The skater begins to move…

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Q: The 4 model rockets just have their engine turned off when they are at the same height. All the…

A: Given: A. speed = 30m/s, mass = 700g B. speed = 40m/s, mass = 500g C. speed = 20m/s, mass = 600g D.…

Q: la) During a lawnmower race, a rider starts from rest and accelerates at 1 m/s/s for 10 seconds. The…

A: Given: initial velocity u1 = 0 m/s acceleration  a1= 1m/s2 time t1 = 10 sec after 10 seconds let…

Q: Projectile Motion and Conservation of Energy Derive a set of equations that perdict the x-position…

A: Conservation of mechanical energy at starting point and launching point.

Q: A mass m1 = 6.40 kg is moving toward the left with a velocity of v1 = 11.2 m/s when it collides with…

A: Mass of first object , m1 = 6.4 kg Mass of second object , m2 = 4.6 kg Initial velocity of first…

Q: i. Draw the balls and the approximate momentum vectors before and after the collision. ii. What is…

A: Given:           V1 =3.0 i^ m/sV2 =2.0 j^ m/sV1' =0.5 i^+1.5 j ^m/sm1=m2 =m

Q: A student is trying to determine the minimum height from which to release a roller coaster cart so…

A: We know that We have given the loop path of the cart, at the top of the loop, the cart has…

Q: A woman pulls a sled with her son (total mass of 80 kg) with a force of 180 N angled at 20° from the…

A: Given:-  The total mass m = 80 kg  The  force of pull is F = 180 N and the force applied at an angle…

Q: A 5 kg ball moves at 5m/s in the +x direction and hits a 2kg stationary ball at the origin. After…

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Q: 2. If you could climb a ladder of the same height as the stairs in the same amount of time that you…

A: Explanation:- If you climb a ladder of the height h in the time of t. we know that initially, the…

Q: A 2kg marble moving at 4 m/s collides into a 1 kg marble at rest. After collision, the 2 kg marble…

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Q: In the (Figure 1) the coefficient of static friction between mass mAmA and the table is 0.50,…

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Q: Mass is 2.0-kg. Released from rest at X, the speed at Y is closest to:

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Q: A soccer player hits a 75g soccer ball that is traveling toward him at a velocity of 25mph with a…

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Q: 1. For the following situations circle the correct responses to indicate whether you could use…

A: The linear momentam of system of bodies inside which collisions occure , remains conserved. By…

Q: 16.A person kicks a ball with a force of 250 N that accelerates the ball at a rate of 5 m/sec2. What…

A: Force applied by the person while kicking a ball (F) = 250 Newton Acceleration produced in the ball…

Q: Your father leaves the office, drives 26 km due North, then turns onto a street and continues in a…

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Q: A student stands at the top of a building of height 50 m. He throws two identical balls with a speed…

A: These is a problem of kinematics under gravity. The ball thrown downward has initial speed of 20…

Q: Compare your Experimentation/Simulations from previous lab and this Impulse Ball Simulation! A ball…

A: Since we answer up to three subparts, we will answer the first three. Please resubmit the question…

Q: Two kids decided to play with their toys, balls. The first kid is on the ground (0.00 meter),…

A: Since the two balls collide at the maximum height reached by the second ball, we need to determine…

Q: A Hot Wheels car rolls off a table at a speed of 2.57 m/s and hits the floor a distance of 0.816 m…

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Q: Part C How much work is done by the rocket engines in changing the orbital radius? Express your…

A: Mass of the rocket (m)=4.00×103 kg Initial orbital radius r1=7.30×106 m Final orbital radius…

Q: 15g bullet is fired horizontally into a 3 kg block of wood suspended by a long cord. The bullet…

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