In a physics experiment, two equal-mass carts roll towards each other on a level, low-friction track. One cart rolls rightward at 2 m/s and the other cart rolls leftward at 1 m/s. After the carts collide, they couple (attach together) and roll together with a speed of _____________. Ignore resistive forces. a. 0.5 m/s b. 033 m/s c. 0.67 m/s d. 1.0 m/s e. none of these

Q: Object 1 with a mass of 4.80 kg, moving right at a speed of 8.60 m/s along a frictionless surface,…

A: Given:-   mass of the object 1 is m1 = 4.80 kg and the initial velocity of the mass m1 is u1 =  8.60…

Q: 4. Batman with mass 90 kg jumps straight down from a building to a moving car to chase The Joker.…

A: Given : m1 = 90 kg v1i = 0 (because initially Batman hits the car) m2 = 500 kg v2i = 15 m/s

Q: A miniature spring-loaded, radio-controlled gun is mounted on an air puck. The gun's bullet has a…

A: Given Mass of bullet = m = 5.00 g Mass of gun with puck = 140 g   Initial velocity of both gun and…

Q: This time, your mass is 92.8 kg and the sled s mass is 23.2 kg. You re on the sled, initially moving…

A:

Q: A 0.0280 kg bullet moving horizontally at 400 m/s embeds itself into an initially stationary 0.500…

A: a)From conservation of momentum, the required velocity just after collision is,

Q: you shoot has a mass, m1 = 0.250 kg, and an initial velocity v1 ball which is being struck, has a…

A: Given  Mass =m1 = 0.25 kg Mass =m2= 0.8 kg Velocity =v1= 5 m/s Velocity = v2=0 m/s  Final Velocity =…

Q: A car is stopped for a traffic signal. When the light turns green, the car accelerates, increasing…

A: (a) The magnitude of linear impulse experienced by the passenger during the car's acceleration is…

Q: A 0.0220 kg bullet moving horizontally at 400 m/s embeds itself into an initially stationary 0.500…

A: Given mass of bullet m1 = 0.022 kgInitial velocity of bullet u1 = 400 m/sMass of the block m2 = 0.5…

Q: A 75-kg man is riding in a 30-kg cart at 2.0 m/s. He jumps off in such a way as to land on the…

A:

Q: Ball B, moving in the positive direction of an x axis at speed v, collides with stationary ball A at…

A: Given- Ball B moving in x axis initial velocity (uB)velocity v, Stationary ball A, initial velocity…

Q: A football player kicks a 0.41-kg football initially at rest; and the ball flies through the air. If…

A: Given that,mass, m=0.41 kgtime, t=0.051 sinitial speed, vi=21msfinal speed vf= 0

Q: A lab mouse of mass m= 0.0487 kg is placed on an air track cart of mass m1= 0.433 kg. The mouse and…

A:

Q: This time, your mass is 64.4 kg and the sled s mass is 23.1 kg. You re on the sled, initially moving…

A: your mass (m) =64.4 kg mass of sled (M) = 23.1 kg Initial speed (u) = 5.49 cms (along west) mass of…

Q: A 0.0260 kg bullet moving horizontally at 400 m/s embeds itself into an initially stationary 0.500…

A: a. According to the conservation of momentum,

Q: This time, your mass is 91.4 kg and the sled s mass is 19.1 kg. You re on the sled, initially moving…

A: Given that:- Mass of man=91.4kg Mass of sled=19.1kg

Q: Suppose a clay model of a koala bear has a mass of 0.230 kg and slides on ice at a speed of 0.745…

A:

Q: A 0.250 kg0.250 kg toy car moving with a speed of 0.860 m/s0.860 m/s collides with a wall. The…

A: The force versus time graph is shown below.

Q: A bullet of mass m = 8.00 g is fired into a block of mass M = 280 g that is initially at rest at the…

A: Mass of bullet Mass of the block Height of the table Distance from the bottom of the table where…

Q: mbol/notation of the unit. 9 kg block of wood resting on a platform was hit by a 0.008 kg of bullet…

A:

Q: In Figure (1), a 3.50 g bullet is fired horizontally at two blocks at rest on a frictionless table.…

A: Mass of the bullet,

Q: A soccer ball of mass m, initially at rest, is struck by a cat so that it acquires a speed v. If t…

A: Given data:  Mass of ball = m Initial velocity (Vi) = 0 Final velocity (Vf) = v Time interval = t…

Q: 25. A 0.25 kg arrow with a velocity of 12 m/s to the east strikes a target and pierces the…

A: Using the conservation of momentum we will solve the given question.

Q: A 0.0280 kg bullet moving horizontally at 450 m/s embeds itself into an initially stationary 0.500…

A: GIven data The mass of the bullet is m1 = 0.0280 kg. The horizontal velocity of the bullet is u1 =…

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

A: The conservation of momentum P states that the amount of momentum remains constant when there are…

Q: A car is stopped for a traffic signal. When the light turns green, the car accelerates, increasing…

A: Given data: Initial velocity (v0) = 0 m/s Final velocity (v) = 4.50 m/s Time (t) = 0.816 s Mass (m)…

Q: A car of mass 1000.0 kg moving at 20.0 m/s collides with a 5000.0 kg truck at the initial velocity…

A: Given, mass of the car, m = 1000.0 kg velocity of the car before collision, u1 = 20.0 m/s mass of…

Q: You hold glider A of mass 0.125 kg and glider B of mass 0.375 kg at rest on an air track with a…

A:

Q: 3. A 4.80 kg fish is swimming at 1.00 m/s to the right. He swallows a 1.50 kg fish swimming toward…

A: From conservation of energy, the initial momentum is equal to the final momentum.

Q: 61. •Sports A baseball of mass 0.145 kg is thrown at a speed of 40 m/s. The batter strikes the ball…

A: The impact imparted to the ball is given as  J=mv-u=F∆t                             .......(1)

Q: A car is stopped for a traffic signal. when the light turns green, the car accelerates, increasing…

A: Given data: Initial velocity (v0) = 0 m/s Final velocity (v) = 4.90 m/s Time interval (Δt) = 0.812 s…

Q: Each of the two systems is released from rest, Calculate the velocity of each 25kg cylinder after…

A:

Q: In Figure (1), a 3.50 g bullet is fired horizontally at two blocks at rest on a frictionless table.…

A: Its given that,Mass of the bullet is mb = 3.5g = 3.5 x 10-3 kgMass of the block 1 is m1 = 1.38…

Q: Two ice skaters suddenly push off against one another starting from a stationary position. The 45-kg…

A: Given:            mass m1 = 45kg            mass m2 = 60kg               v1         = 0.375m/s…

Q: A rocket that is in deep space and initially at rest relative to an inertial reference frame has a…

A:

Q: A 0.250 kg toy car moving with a speed of 0.820 m/s collides with a wall. The figure shows the force…

A:

Q: 40. MAn bullet of mass m = 8.00 g is fired into a block %3D of mass M = 250 g that is initially at…

A: 40.   The time taken by the bullet block combination to reach the floor is Δy=v0yt+12ayt2-1.0…

Q: A 0.0220 kg bullet moving horizontally at 500 m/s embeds itself into an initially stationary 0.500…

A:

Q: Two ice skaters suddenly push off against one another starting from a stationary position. The 45-kg…

A: We have to apply law of conservation of momentum concept here.

Q: A 0.7 kg block initially at rest on a frozen frictionless surface is hit by a 0.4 kg block that is…

A: According to momentum conservation  initial momentum Pi= final momentum Pf Given block 1 Mass…

Q: A 1000-kg car approaches an intersection traveling north at 20.0 m/s. A 1200-kg car approaches the…

A: Given Mass of one car = m1 = 1000 kg Velocity of one car = u1 = 20 m/s in North Mass of second car =…

Q: A 380.0 g  volleyball approaches a player horizontally with a speed of 15.0 m/s.         The player…

A:

Q: A 0.0210 kg bullet moving horizontally at 450 m/s embeds itself into an initially stationary 0.500…

A: It is given that,

Q: Jack (mass 55.0 kg) is sliding due east with speed 8.00 m/s on the surface of a frozen pond. He…

A: