A 22-g puck hits the wall of an air hockey table perpendicular to the wall with an initial speed of 14 m/s.The puck is in contact with the wall for 0.0055 s, and it rebounds from the wall with a speed of 14 m/s in the opposite direction.What is the magnitude of the average force exerted by the wall on the puck?  a. 0.308 N b. 0.616 N c. 56 N d. 112 N

Q: A 4.80 g bullet moving at 616 m/s strikes a 670 g wooden block at rest on a frictionless surface.…

A: The mass of the block M=670 g=670×10-3 kg Mass of the bullet m=4.80 g=4.8×10-3 kg The initial…

Q: A young 47-kg ice hockey goalie, originally at rest, catches a 0.155-kg hockey puck slapped at him…

A: Mass of goalie, m1 = 47 kg Mass of puck, m2 = 0.155 kg Initial velocity of the goalie, u = 0 Initial…

Q: On a level, frictionless air track, a 300-g puck traveling at 20.0 cm/s to the right undergoes a…

A:

Q: 2. A 1200 kg car is initially traveling at 25 m/s to the right. The car crashes into the back kg…

A:

Q: A 0.450-kg ice puck, moving east with a speed of 5.44 m/sm/s , has a head-on collision with a…

A:

Q: A 3.0-kg object travelling 6.0m/s East has a perfectly elastic collision with a 4.0kg object…

A:

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 300 g bird flying along at 6.00 m/s sees a 0.01 kg insect heading straight toward the bird with a…

A: Given, mass of bird=0.3 Kg speed of bird=6m/s mass of insect=0.01 kg speed of insect=30 m/s

Q: 2. A 600 g spaghetti ball moving to the right at 2 m/s collides with an 800 g meatball at rest.…

A: Solution:- 1) According to the laws of conservation of Linear momentum, the linear momentum of the…

Q: a) The small block collides with the large block and sticks together. How fast must the initial…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: 2. A frictionless air puck of mass 300 g is travelling at 3.2 m/s in the direction 0°. It collides…

A:

Q: A 70.0 kg70.0 kg ice hockey goalie, originally at rest, has a 0.110 kg0.110 kg hockey puck slapped…

A: According to the principle of conservation of momentum, the total momentum of the system must be…

Q: A 20 kg mass is moving at 40 mph when it collides with a 50 kg object moving in theopposite…

A: Momentum before collision = 20x 40 -50 x2 = 700 kg mph Momentum after collision = 20 x 30 + 50 x v…

Q: A flying squid (family Ommastrephidae) is able to "jump" off the surface of the sea by taking water…

A: Mass of the squid (M)=0.70 kg Mass of water ejected by the squid (m)=0.29 kg Speed of water ejected…

Q: Two ice skaters, Daniel (mass 65.0 kg) and Rebecca (mass 45.0 kg), are practicing, Daniel stops to…

A: Given:-  Two ice skaters, Daniel (mass m2=  65.0 kg) and Rebecca (mass m1=  45.0 kg), The initial…

Q: 1. A 10 g bullet is fired into a stationary block of wood having mass m=5.0 kg. The bullet imbeds…

A:

Q: 3. Two 200 g pucks on a frictionless surface are given initial velocities of 67 cm/s at 0° and 89…

A:

Q: A pitcher throws a 0.12-kg baseball toward the batter so that it crosses home plate horizontally and…

A: a) According to the impulse-momentum theorem, the magnitude of the impulse exerted on the baseball…

Q: A professional boxer hits his opponent with a 1000-N horizontal blow that lasts for 0.150 s. (a)…

A: Here  Impulse=change in momentam=Ft Given  F=1000N            t=0.15 sec            M=105Kg…

Q: A 2.7 kg block of wood sits on a frictionless table. A 3.0 g bullet, fired horizontally at a speed…

A: It is given that,

Q: A 6090 kg space probe moving nose-first toward Jupiter at 105 m/s relative to the Sun fires its…

A: Here, using the conservation of momentum,

Q: Romeo (83.0 kg) entertains Juliet (59.0 kg) by playing his guitar from the rear of their boat at…

A: In this question we have to find the distance the boat travels and the direction of the boat when…

Q: A flying squid (family Ommastrephidae) is able to “jump” offthe surface of the sea by taking water…

A:

Q: A 0.150-kg glider A is moving to the right on a horizontal, frictionless air track with a speed of…

A:

Q: A baseball player hits a (100 g) baseball that is travelling towards him at 20ms. The ball is…

A:

Q: A1 275.0 kg car traveling initially with a speed of 25.000 m/s in an easterly direction crashes into…

A: Momentum of an object is defined as the product of it's mass and velocity , that is , p=mv .…

Q: A 5.0 g bullet is fired into a stationary block of wood (m = 7.5 kg). The relative motion of the…

A:

Q: A 1470-kg car moving east at 17.0 m/s collides with a 1820-kg car moving south at 15.0 m/s, and the…

A:

Q: 0.450-kg ice puck, moving east with a speed of 5.60 m/s , has a head-on collision with a 0.990-kg…

A: Given: The mass of the ice puck is 0.45 kg and moves at 5.6 m/s in the east direction. The mass of…

Q: (b) A 50.0-kg skater is traveling due east at 3.00 m/s. A 70.0-kg skater is moving due south at 7.00…

A: Solution: as given that m1 = 50 kg v1i =3 m/s m2 = 70 kg v2i = 7 m/s after collsion they hold on…

Q: On a frictionless, horizontal air table, puck A (with mass 0.250 kg) is moving toward puck B (with…

A:

Q: A falcon with a mass of 0.258 kg is flying along at a horizontal speed of 8.2 m/s and it sees a…

A: Using the conservation of momentum, pi=pfm1u1+m2u2=m1+m2vv=m1u1+m2u2m1+m2

Q: t the collision is perfectly elastic. a) What is be the speed of the 0.640- kg ball after the…

A: We know that the formula of the velocity after the elastic collision is given as  let the masses of…

Q: Block A, with a mass of 0.300 kg, is traveling north on a frictionless surface with a speed of 5.00…

A:

Q: A 5.20 g bullet moving at 672 m/s strikes a 700 g wooden block at rest on a frictionless surface.The…

A: Given: Now, (a) What is the resulting speed of the block (Vwf) is Now,

Q: 2. A 70 kg football player runs with a velocity of 3 m/s towards a 60 kg player running-4. The 2…

A: Given: The mass of the first player is 70 kg. The mass of the second player is 60 kg. The velocity…

Q: A 0.450-kgkg ice puck, moving east with a speed of 5.80 m/sm/s , has a head-on collision with a…

A: Momentum of an object is defined as the product of it's mass and velocity , that is , p=mv   The…

Q: A 3.0 kg object traveling 6.0 m / s east has a perfectly elastic collision with a 4.0 kg object…

A:

Q: 3. A 95 kg basketball player jumped in the air to secure a rebound. When the basketball player…

A: Given : mass of basketball player, m = 95 kg Force from ground, F = 1792 N Time of contact with…

Q: A 240 g firecracker is launched vertically into the air and explodes into two pieces at the peak of…

A:

Q: A 2.00-kg cart (cart #1) moving to the right at 12.0 m/s collides with a 1.20-kg cart (cart #2)…

A: For elastic collision, the balls after the collision will move in the respective direction with…

Q: A 50 kg50 kg soccer player jumps vertically upwards and heads the 0.45 kg ball as it is descending…

A: Write the expression for the coefficient of restitution for the elastic collision (e=1), and…