A 0.01 kg bullet traveling horizontally at the speed of sound (343 m/s) embeds itself into the Kevlar vest of a stationary 100 kg physics professor. The bullet and the professor then move as one. What is the speed of the bullet/professor system after the collision?

Q: A 45 kg boy jumps on a stationary cart with luggage. The velocity of the boy when he jumps is 5.3…

A: Using the conservation of momentum, m1u1+m2u2=m1+m2vm1u1=m1+m2v                  u2=0v=m1u1m1+m2

Q: A 52 g steel ball bearing rolls to the right at 54 cm/s and makes an elastic head-on collision with…

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Q: The area of a typical eardrum is about 5.0x10−5 m2. What is the sound power (energy per second)…

A: Given:Area of typical eardrum (a) = 5×10-5 m2.

Q: One billiard ball is shot east at 2.5 m/s. A second, identical billiard ball is shot west at 1.2…

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Q: A ball of mass 0.80 kg is fastened to the end of a cord. The ball is then released when the cord is…

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Q: A 300 g ball moving to the right at 5.0 m/s collides head-on with a 300 g ball that is moving to the…

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Q: Part A. What is the speed of each section (relative to Earth) after the explosion? Part B. How much…

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Q: A 5.8 kg sphere makes a perfectly inelastic collision with a second sphere initially at rest (they…

A: Mass of the first sphere = M = 5.8 kg Mass of the second sphere = m Say initial speed of first…

Q: A 250 g cart moving at a constant velocity of 3.5 m/s collides and sticks to a 750 g cart moving in…

A: Given data: Mass of 1st cart (m1 ) = 250 g = 0.250 kg Initial velocity of 1st cart (V1) = 3.5 m/s…

Q: A home-made 1.27 kg cannon is loaded with a 0.0540 kg tennis ball and placed on the floor at rest.…

A: Given: Mass of cannon,M = 1.27 kg  recoil  velocity of cannon, V = 7.8 m/s  mass of ball,m = 0.054…

Q: Two blocks of clay, one of mass 1.00 kgkg and one of mass 3.00 kgkg, undergo a completely inelastic…

A: Mass of block 1, m1 = 1.00 kg Mass of block 2, m2 = 3.00 kg The initial kinetic energy of block 1,…

Q: A block with mass M = 5.65 kg is sliding in the positive x-direction at V, = 8.40 m/s on a…

A: The given values are,

Q: A 1000 kg car is going at 60 m/s a 1.3 g bug in the air hit the windshield. The collision is…

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Q: Two 482 g blocks of wood are 2.45 m apart on a frictionless table. A 10.17 g bullet is fired at 445…

A: Mass of blocks, M = 482g  Distance between blocks, d = 2.45m Bullet mass, m = 10.17 g Velocity of…

Q: A 2400 kg truck jumps the median and clobbers a 990 kg station wagon in a head on collision. You are…

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Q: A mass m1= 3kg slides down slippery ramp, reaching a speed v=9 m/s at the bottom.After reaching the…

A: Given data:m1 = 3 kgm2 = 4 kgInitial speed of mass m1 be u1 = 9 m/sInitial speed of mass m2 be u2 =…

Q: A 10 g bullet is fired into a 10 kg wood block that is at rest on a wood table. The block, with the…

A: Given: The mass of the bullet is m=10 g. The mass of the block is m’=10 kg. The distance traveled…

Q: Mass A is initially moving with a velocity of 24 m/s in the +x-direction. Mass B is twice as massive…

A: Mass A is initially moving with a velocity of 24 m/s in the +x-direction. Mass B is twice as massive…

Q: An object with a mass of 5.00 g is moving to the right at 14.0 cm/s when it is overtaken by an…

A: Given data: Mass of the object m = 5.00 g Initial speed u1=14.0cm/s Mass of the object 2 m2=26.0g…

Q: Box 1 is sitting at rest. Box 2 is moving to the left when it collides with Box 1 (see figure). This…

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Q: A soft rubber pellet is fired at a target sitting motionless on a frictionless surface. If the…

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Q: Donte is ice skating due north on a frozen lake at a speed of 3 m/s when he collides with Rebecca…

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Q: A 41.0 gg marble moving at 2.30 m/sm/s strikes a 29.0 gg marble at rest. Note that the collision is…

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Q: A proton moving at v1 = 5.5 Mm/sMm/s collides elastically and head-on with a second proton moving in…

A: This problem can be solved by applying conservation laws to the head on collision system.First we…

Q: A 41.0 gg marble moving at 2.20 m/sm/s strikes a 27.0 gg marble at rest. Note that the collision is…

A: Mass of marble 1, m1=41 g=41×10-3 kg Initial velocity of marble 1, u1=2.20 m/s Mass of marble 2,…

Q: A 2,950 kg truck jumps the median and clobbers a 660 kg station wagon in a head-on collision. You…

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Q: A 1.0 [kg] ball moving east collides head-on with a 2.0 [kg] ball that is also moving east with…

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Q: A small, 250 g cart is moving at 1.60 m/s on a frictionless track when it collides with a larger,…

A: Given data : The mass of the small cart (m1​)=250g The initial velocity of the small cart…

Q: Ball 1, with a mass of 150 g and traveling at 15 m/s , collides head on with ball 2, which has a…

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Q: A block with massM = 6.20 kgis sliding in the positive x-direction at Vi = 8.35 m/s on a…

A: Using conservation of momentum,

Q: A 200-g bullet, initially travelling at 400 m/s, collides with a 1.50 kg block that sits on the edge…

A: Since you have asked multiple subparts I have answered first 3 subparts, if you need answers of…

Q: with a speed of 0.5 m/s. How much kinetic energy is lost in the collision? O 0.50 Joules O 3.75…

A: Inelastic Collision An inelastic collision is a type of collision where the kinetic energy is lost…

Q: A block with mass M = 6.10 kg is sliding in the positive x-direction at Vi = 8.90 m/s on a…

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