A hockey stick exerts an average force of 39 N[S] on a 0.20 kg hockey puck over a displacement of 0.22m. If the hockey puck started from rest, what is the final velocity of the puck? Assume that the friction between the puck and the ice is negligible.

Q: A bullet is accelerated down the barrel of a gun by hot gases produced in the combustion of…

A: The objective of this question is to find the average force exerted on a bullet to accelerate it to…

Q: What is the acceleration of a 5000-kg rocket taking off from the Moon, where the acceleration due to…

A: It is given that, m=5000 kgg=1.6 m/s2ve=2.20×103 m/sΔm=8 kgΔt=1 sec

Q: A 0.140 kg baseball is traveling toward home plate.  A batter hits the ball with a force of 2,915 N…

A:

Q: A block of mass m1 = 10.5 kg slides along a horizontal surface (with friction, μk = 0.29) a distance…

A:

Q: In a crash test, a car with a mass of 1200 kg hits the wall as shown. the car's initial and final…

A:

Q: The velocity of an upward rocket is given by, v(t) =u ln - gt, ib – °u where m, is the initial mass…

A: Given information: The function of velocity: v(t) = ulnm0m0-qt-gtGiven:m0=90,000 kgu=1300 m/sq=…

Q: You throw a 0.53-kg baseball with a speed of 12 m/s during a time interval of 4.0 ms.  What is the…

A: Given  mass(m) = 0.53kg speed (v) = 12m/s time(t) = 4ms = 4×10-3 sec   (∵1ms = 10-3 sec)

Q: A Maxim machine gun fires 465 bullets per minute. Each bullet has a mass of 12g and a velocity of…

A:

Q: A 46.0-kg girl is standing on a 147-kg plank. Both originally at rest on a frozen lake that…

A: Mass of the plank mp=147 kg Mass of the girl mg=46 kg Velocity of the girl relative to the plank…

Q: A Maxim machine gun fires 453 bullets per minute. Each bullet has a mass of 12g and a velocity of…

A: Given  Mass of bullet m=0.012 kg Velocity v=660m/s Bullet fired per second =453/60=7.55 bullet /sec…

Q: Maxim machine gun fires 445 bullets per minute. Each bullet has a mass of 13g and a velocity of…

A: Write the given values of the problem- Mass of the bullet=13 g velocity=674 m/s Maxim machine gun…

Q: You have two identical cars, both of mass 1,542 kg. The first one is moving to the left with an…

A: Given data:  Two identical cars m1 = m2 = 1542 kg Initial velocity of car 1 (u1) = -11.9 m/s Initial…

Q: Hockey, a winter sport, two teams compete against each other by trying to maneuver a puck on an icy…

A: Dear student The impulse is defined as: J = F∆t = Pf - Pi Here Pf = final momentum Pi = initial…

Q: A 65.0 kg  diver, dives horizontally off a 375 kg raft initially at rest. If the diver's speed…

A:

Q: Dizzy is speeding along at 30.4 m/s as she approaches the level section of track near the loading…

A: Given:- The initial velocity is u = 30.4 m/s  The final velocity is v = 3.95 m/s  The mass of the…

Q: You are playing badminton when your racket hits the shuttlecock from rest. The racket and the ball…

A: Given value--- mass = 36 g. initial speed = 0 m/s. final speed = 6 m/s  time = 6 milliseconds.  We…

Q: *11. GO A student (m = 63 kg) falls freely from rest and strikes the ground. During the collision…

A: It is given that,

Q: A 90.0 kg fullback running 36.9° north of east with a speed of 5.00 m/s is tackled and held onto by…

A:

Q: A block of mass m1 = 14.5 kg slides along a horizontal surface (with friction, μk = 0.37) a distance…

A: Given that:- Mass of first block=m1=14.5kg

Q: A 0.150g baseball is thrown horizontally with a velocity of 28.0 m/s in the negative x-direction.…

A: The average force on the object is given by Where  = Change in linear momentum,  = time interval

Q: A Maxim machine gun fires 466 bullets per minute. Each bullet has a mass of 14g and a velocity of…

A:

Q: A skier of 55-kg mass is at the rest on a frictionless (and horizontal) slab of ice. The skier…

A: M1= 55 kg M2= 1 kg V2= 49x^ -17y^ m/s  V1 =??

Q: A bullet of mass m initially traveling at speed v imbeds itself in a wooden block and travelsΔx…

A:

Q: A 60-g tennis ball initially at rest is hit by a racket. The ball is in contact with the racket for…

A: Given that Mass of the ball m = 60 g = 0.060 kg Initial velocity is u = 0  ( in rest ) Final…

Q: On the set of a new Hollywood movie, a 84.6-kg stunt actor (Max Payne) is tossed straight out of a…

A:

Q: An incoming tennis ball (mass 0.060 kg) has a speed of 14 m/s. The player hits the ball with a…

A: Given data:  Mass (m) = 0.060 kg Initial velocity (Vi) = 14 m/s Final velocity (Vf) = 30 m/s, in…

Q: The cue ball A is given an initial velocity (VA)₁ = 5 m/s. If it makes a direct collision with ball…

A:

Q: A volleyball with mass = 0.350 kg has been struck with a velocity of -13.66 m/s, and was returned by…

A: Given, Mass,m = 0.350 kg  Initial velocity = -13.66m/s  Final velocity = 28.90 m/s  Time of contact…

Q: A 66.3-kg person, running horizontally with a velocity of +3.51 m/s, jumps onto a 12.5-kg sled that…

A: a. according to the conservation of momentum, So the final velocity of sled and person is 2.95 m/s.…

Q: What is the acceleration of a 5000-kg rocket taking off from the Moon, where the acceleration due to…

A: Impulse-momentum relation is,

Q: A 0.25 kg arrow with a velocity of 12 m/s to the east strikes a target and pierces the bull's-eye of…

A: Given Mass of an arrow = 0.25 kg Initial velocity of an arrow = 12 m/s Mass of  target = 6 kg…

Q: Dwayne Johnson is standing on a bridge and throws the rock, mass of 4 kg, straight up with an…

A: The mass of the rock, m=4 kg The initial velocity of the rock, u=10 m/s

Q: A high-speed photograph of a club hitting a golf ball is shown in the figure below. The club was in…

A:

Q: A 0.25-kg ball, initially at reston a tee, is hit with a bat in the x-direction while 1.00 meter…

A:

Q: A 0.11 kg apple falls off a tree branch that is 2.2 m above the thick grass. The apple sins 0.065 m…

A: Mass of apple ( m) = 0.11 kg Height of tree branch ( h ) = 0.065 m Sinks distance of apple (  d ) =…

Q: A 52.1-kg person, running horizontally with a velocity of +4.62 m/s, jumps onto a 14.7-kg sled that…

A: Mass of person(M)=52.1kg velocity of person (vp )=4.62 m/smass of sled (m)=14.7 kg initially sled is…

Q: A golf club strikes a golf ball. The club and the ball remain in contact for 0.6ms. The 35gram ball…

A: contact time;Δt=0.6msmass of ball; m=35 gfinal velocity of ball ;v=60m/sinitial velocity of ball;…

Q: A 1400 kg car moving at 21 m/s runs into a 1200 kg car mobing in the same direction at 14 m/s. The…

A:

Q: Male bighorn sheep (120 kg ) engage in head-butting contests to establish dominance. High-speed…

A: We can use the impulse-momentum theorem to solve this problem. The impulse-momentum theorem states…