6. An explosion breaks an object initially at rest into two pieces, one of which has 1.4 times the mass of the other. If 7300 J of kinetic energy were released in the explosion, how much kinetic energy did the heavier piece acquire?

Q: 11) Two objects of different masses have momentum of equal, non-zero magnitude. Which object has…

A: Ans : A) the heavier object

Q: 7. An object of mass m moves to the right with a speed v. It collides head-on with an object of four…

A:

Q: Question #: 13 A very light ping-pong ball moving east at a speed of 4 m/s collides with a very…

A: (A) Neither;  both experienced the same magnitude impulse.

Q: 4. Two balls with masses of 1.70 kg and 5.60 kg travel toward each other at speeds of 13.0 m/s and…

A: From the conservation of momentum, the recoil velocity of the second ball is,

Q: 11. A ball of mass 0.440 kg moving east ( + x direction) with a speed of 3.8 m/s collides head-on…

A: Velocity of ball with mass 0.440 kg is,

Q: 25. A 2.0 X 103-kg car travelling at 2.4 X 10' m/s [E] enters an icy intersection and collides with…

A:

Q: 15.7 kg toy is thrown by an angry child at a speed of 1.96 m/s. At the same time, another angry…

A:

Q: 42. Two bodies A and B have masses m and 4m respectively. Given that the particles are moving with…

A:

Q: 6. An explosion breaks an object initially at rest into two pieces, one of which has 1.8 times the…

A: Let m1 and m2 be the masses of two pieces. From momentum conservation, the total momentum before the…

Q: 1. The 2 masses below are traveling towards each other at the same velocity of 43.1m/s and…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: The Moon’s craters are remnants of meteorite collisions. Suppose a fairly large asteroid that has a…

A: Given values: Mass of asteroid, m1=4.80×1013 kg Initial speed of asteroid, v1=12.0 km/s Mass of…

Q: An unstable atomic nucleus of mass 1.58 x 1026 kg initially at rest disintegrates into three…

A: (given) Mass of unstable nucleus (M) =1.58 ×10-26 kg  Mass of particles is m1=5.14×10-27…

Q: A 29500-kg open railroad car, initially coasting at 0.825 m/s with negligible friction, passes under…

A: Given : Mass of railroad car (M) = 29500 kg Speed (vi)= 0.825 m/s Mass of scrap metal (m) = 115000…

Q: 1. A rifle with a mass of 5.6kg fires a 7.0x10-3kg bullet with a speed of 240m/s, what is the recoil…

A: As per the guidelines first question is answered. Kindly post other question in a next post. 1.…

Q: 2. How fast does an 80. kg person have to run to have the same momentum as a 100. kg person running…

A: Given data: - The mass of the one person is M1 = 80 kg. The mass of the another person is M2 = 100…

Q: An 8.0 kg object moving 4.0m/s in positive x direction, has a 1D collision with a 2.0kg object…

A: Dear student When there is no net force or torque on the system, the momentum remains conserved.…

Q: 6. *An ice puck of mass 7.5 kg moving with a speed of 18 m/s to the right collides with a 2.5 kg…

A:

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: 10) An object of mass 4kg is moving with a speed of 3 m s' and collides head on with an object of…

A:

Q: An atomic nucleus at rest decays radioactively into an alpha particle and a different nucleus. What…

A: initially atomic nucleus is at rest. Therefore initial momentum is zero as initial speed is zero.…

Q: Before Collision 2m/s 4m/s 2kg 10kg After Collision 1m/s 1m/s 2kg 10kg

A: first mass = 10 kg second mass = 2 kg initial velocity of first mass = 2 m/sinitial velocity of…

Q: 6. Two particles, A and B, are moving in opposite directions along the same straight line on a…

A:

Q: 7: A young man Sam who’s mass is 50 kilograms was skating in a straight line when he hits another…

A: Here net external force on system is zero. So momentum of system is zero.  Let initial speed of sam…

Q: A pitcher claims he can throw a 0.141-kg baseball with as much momentum as a 2.96-g bullet moving…

A: pball=pbulletmballvball=mbulletvbullet       vball=mbulletvbulletmball             =2.96 g10-3…

Q: A 0.00927-kg bullet is fired straight up at a falling wooden block that has a mass of 4.26 kg. The…

A:

Q: A 10.0 kg shell is traveling in the positive x-direction at 25.0 m.s-1 relative to the ground when…

A: Given M is 10 Kg m1 is 3Kg m2 is 7Kg V = 25 m/s V1 is in positive x direction Concept is…

Q: 5) A mass (ml-20 kg) is moving at a speed of 6 m/sec and collides elastically with a mass (m2 = 10…

A: In this question we have to find the velocities of the objects after the collision. Please give…

Q: 6. Two particles, A and B, are moving in opposite directions along the same straight line on a…

A: In all collision momentum remains conserved.  Momentum before collision = momentum after collision…

Q: 5. Conservation of Momentum (Collision) & Mech. Energy. in a block with mass 0.992 kg that rests on…

A:

Q: A 2.00-kg object traveling east at 20.0 m/s collides with a 3.00-kg object traveling west at 10.0…

A: calculation

Q: 29. A runner with a mass of 75 kg is dashing at a speed of 7.5 m/s makes a perfectly inelastic…

A: Given: Mass of runner, m=75 kg Initial speed of runner, u1 = 7.5 m/s Mass of linebacker, M=90 kg To…

Q: QUESTION 17 Questions 17 and 18 are related. A baseball pitcher throws a fast-ball (mass 50 g) to…

A: The net force acting on a system is the product of the mass and the acceleration of the system. If…

Q: A 0.240-kg billiard ball that is moving at 3.00 m/s strikes the bumper of a pool table and bounces…

A: mass of billiard ball (m) = 0.24 kg initial speed of billiard ball (u) = 3 msfinal speed of billiard…

Q: An unstable atomic nucleus of mass 1.68  10-26 kg initially at rest disintegrates into three…

A: Mass of unstable nucleus, M = 1.68 x 10-26 kg Mass of one particle , m1 = 5.04 x 10-27 kg   Velocity…

Q: 3: A billiard ball hits a still ball of the same mass while traveling at 5 m / s. After the…

A:

Q: The Moon’s craters are remnants of meteorite collisions. Suppose a fairly large asteroid that has a…

A:

Q: 2. An object of mass m1 = 2kg moves to the right with a speed of v1 = 5 m/s. It collides with a mass…

A: Given: Write the given values. m1=2 kgv1=5 m/sm2=3 kgv2=0 Resolve: To calculate the velocity Vf…

Q: An object is moving so that its kinetic energy is 135 J and the magnitude of its momentum is 31.1 kg…

A: Kinetic energy of the object (k) = 135 Joules Momentum of the object (p) = 31.1 kg.ms

Q: 2. A pitcher claims he can throw a baseball with as much momentum as a 3.00-g bullet moving with a…

A: Given data: The mass of the bullet is, m=3 g×1 kg1000 g=0.003 kg. The speed of the bullet is,…

Q: A white billiard ball with mass mw = 1.53 kg is moving directly to the right with a speed of v =…

A: In all collision momentum conserved in two dimensional collision momentum along x axis axis and…

Q: 3. A bullet of mass 0.20 kg is fired horizontally and embeds itself in a target of mass 2.50 kg. The…

A:

Q: A neutron in a nuclear reactor makes an elastic, head-on collision with the nucleus of a carbon atom…

A:

Q: 10. A mass of 30-kg travels in the positive x-direction with a speed of 10-m/s. It then collides…

A:

Q: An 8.00 kg shell at rest explodes in two fragments, with mass ratio of 3:2. If the lighter fragment…

A:

Q: The Moon’s craters are remnants of meteorite collisions. Suppose a fairly large asteroid that has…

A: Since the collision is perfectly inelastic, therefore, the asteroid will embed in Moon, hence by the…

Q: 3) Which has greater momentum, a 1.00 x10°kg car moving at 20.0 m/s, or a 5.00 x 10-2kg bullet…

A:

Q: A 40,000kg object moving to the right at 3.1m/s collides with a car of mass 55,000kg moving to the…

A: According to the law of conservation of linear momentum, the momentum before and after collision…