A 5 kg rifle recoils with a speed of 8 m/s when a bullet with a mass of 64 g is fired. The muzzle speed of bullet is? (choose best one) 1. 250 m/s 2.750 m/s 3. 625 m/s 4. 375 m/d

Q: A 10.0 g bullet is fired into a stationary block of wood (m=5.00kg). The relative motion of the…

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Q: the impulse of the net force on the ball

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Q: Two steel balls, one having a mass of 100 g and a heavier ball, having a mass of 200 g hang…

A: Let us calculate the maximum velocity at its lowest point. vm=2gL1-cosθ=2gh=29.8 m/s20.1 m=1.4 m/s…

Q: A rifle with a weight of 25 N fires a 4.7-g bullet with a speed of 280 m/s. (a) Find the recoil…

A: It is given that,

Q: You go on a hot air balloon ride. The total mass of the balloon and the people riding in it is 1000…

A: initial momentum of the balloon and occupants (when it is still carrying the sand) = total mass *…

Q: A rifle with a weight of 40 N fires a 5.3-g bullet with a speed of 220 m/s. (a) Find the recoll…

A: Weight of rifle = 40 N  Mass of bullet = 5.3 g = 0.0053 kg  Speed of bullet = 220 m/s

Q: A tennis ball of mass .06 kg and speed 25 m/s strikes a wall at a 60° angle as shown and rebounds…

A: Given Data:- Mass of the tennis ball is m=0.06 kg. Speed of the ball is v=25 m/s. The ball strikes…

Q: What is the velocity of a 1-kg cart, initially at rest, after a head-on elastic collision with a…

A: Mass of lighter cart = m1 = 1 kg Mass of heavier cart = m2 = 2 kg Initial velocity lighter of cart =…

Q: A baseball pitcher with a mass of 80 kg is initially standing at rest on extremely slippery…

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Q: A 60­g tennis ball moves horizontally toward a tennis player at 31.2 m/s.   The ball is returned  in…

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Q: *Two objects with identical masses, m1 and m2, have an elastic collision. The initial velocity of m1…

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Q: A white ball of mass 0.6 kg moving at 10.0 m/s collides with a 0.5 kg black ball initia of 5.0 m/s.…

A: Givenmwhite=0.6 kg , mblack=0.5 kgBefore collisionuwhite=10 m/s ,  uBlack=0After collisionvwhite=5…

Q: A rifle with a weight of 20 N fires a 5.3-g bullet with a speed of 220 m/s. (a) Find the recoil…

A: Given: weight of rifle Wr=20 Nmb=5.3 g=0.0053 kgvb=220 m/sweight of man Wm=775 N

Q: Two carts collide head-on and then ricochet off each other in opposite directions on a frictionless…

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Q: A 2 - kg cart , traveling on a horizontal air track with a speed of 3m / s , collides with a…

A: Given data:  Mass of cart 1 (m1) = 2 kg Initial velocity of cart 1 (u1) = 3 m/s Mass of cart 2 (m2)…

Q: Two objects with different masses collide and bounce back after an elastic collision. Before the…

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Q: A cue ball (mass = 0.140 kg) is at rest on a frictionless pool table. The ball is hit dead center by…

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Q: A bouncy ball and some putty are dropped from the same height to the ground below. The bouncy ball…

A: A bouncy ball and some putty are dropped from the same height to the ground. The putty doesn't…

Q: A rifle has a mass of 2.5 kg. If it is loosely gripped and a 1.5-g bullet is fired from it with a…

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Q: A 5-kg ice collides with similar chunk of ice initially at rest. If the first ice is moving with a…

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Q: A rifle with a weight of 25 N fires a 5.1-g bullet with a speed of 200 m/s. (a) Find the recoil…

A: Given: Weight of rifle = 25 N Mass of bullet  = 5.1 g Velocity of bullet = 200m/s We have to Find…

Q: UNO DOLOMIT . A ball of mass 0.150 kg is dropped from rest from a height of 1.25 m. It rebounds from…

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Q: A 10 N force is applied to a 6 kg ball to change its velocity from + 18m/s to +6 m/s. The impulse on…

A: Given: Force F=10 N Initial velocity u=18 m/s Final velocity v=6 m/s Mass m=6 kg

Q: From a rifle of mass 4 kg, a bullet of mass 50 g is fired with an initial velocity of 35 m/s.…

A: Given : Mass of the rifle (m1) = 4 kg Mass of the bullet (m2) = 50 g =  0.05 kg Recoil velocity of…

Q: Two billiard balls, assumed to have identical mass, collide in a perfectly elastic collision. Ball A…

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Q: A rifle with a weight of 25 N fires a 4.7-g bullet with a speed of 280 m/s. (a) Find the recoil…

A: a) Given,  rifle's  weight= 25 N   rifle's mass (m) bullet mass (mb)=4.7g=0.0047kg vb=280 m/s.

Q: A bullet of mass 4.3 g strikes a ballistic pendulum of mass 3.4 kg. The center of mass of the…

A: Given in the question, Mass of the bullet, mb=4.3 g, Mass of the pendulum mp=3.4 kg and height h=9.3…

Q: A ball of 0.4 kg mass and a speed of 3 m/s has a head-on, elastic collision with another 0.4 kg mass…

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Q: An elastic collision is one in which: a. kinetic energy and momentum are both conserved b. the total…

A: Collision occurs due to internal forces only .So ,net external force acting on the system containing…

Q: A 2 kg mass moving to the right makes an elastic head-on collision with a 4 kg mass moving to the…

A: Let the direction along right be positive  And the direction along left be negative M1 = 2 kg  M2 =…

Q: Two balls approach each other with equal speeds of 20 m/s. One ball has a mass of 5.0-kg and the…

A: The initial momentum of the first ball is, p1F=m1u1=10 kg20 m/s=200 kg.m/s The initial momentum of…

Q: Calculate the recoil velocity of a 5.0-kg rifle that shoots a 0.050-kg bullet at speed of 130m/s.

A: Given data:  Mass of rifle (m1) = 5.0 kg Mass of bullet (m2) = 0.050 kg Speed of bullet (v2) = 130…

Q: A hockey player applies an average force of 500 N to a 5.25 kg hockey puck for a time of 0.25…

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Q: A 5 N force is applied to a 3 kg ball to change its velocity from +9 m/s to +3 m/s. The impulse on…

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Q: A rifle with a weight of 25 N fires a 4.7-g bullet with a speed of 250 m/s. (a) Find the recoil…

A: Step 1It is given that

Q: A 0.2-kg rubber ball is dropped from the window of a building. It strikes the sidewalk below at…

A: Given  Mass of ball(m)= 0.2 kg Speed with which it strike the ground (u)= 30 m/s Rebound speed (v)=…

Q: A rifle with a weight of 40 N fires a 5.1-g bullet with a speed of 290 m/s. (a) Find the recoil…

A: (a) Using conservation of momentum, recoil velocity is,

Q: Cart A of mass 1.5 kg moves to the right at a speed of 7 m/s. Cart B of mass 2.0 kg is moving to the…

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Q: The impact of the head of a golf club on a golf ball can be approximately regarded as an elastic…

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Q: A professional baseball pitcher throws a 41.13 m/s fastball. The ball has a mass of 0.162 kg. The…

A: Given Initial speed u = 41.13 m/s final speed v = 51.41 m/s Mass m = 0.162 kg we have to find the…

Q: A ball of 50 g is dropped vertically downwards from the top of a 5 m high tower. If the ball hits…

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Q: A bullet of a mass 5.00g is fired horizontally into a stationary wood block of a mass 0.450kg. After…

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Q: A 62.1-kg male ice skater is facing a 42.8-kg female ice skater. They are at rest on the ice. They…

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Q: A 5-N force is applied to a 3-kg ball to change its velocity from +9 m/s to +3 m/s. The impulse is…

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Q: A  12.70 g bullet has a muzzle velocity  (at the moment it leaves the end of a firearm)  of  430 m/s…

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Q: 3. The face of a golf club exerts an average force of 4000 N while it is in contact with the golf…

A: Given data :           Force =  F          Impulse      To find :            Time of contact

Q: A 8.8 newton force imparts an impulse of 15 newton-seconds to an object. The force acted on the…

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Q: A machine gun fires 10 bullets/s, each of mass 10g, the speed to each bullet is 20 cms, then force…

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