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An object, with mass 93 kg and speed 23 m/s relative to an observer, explodes into two pieces, one 3 times as massive as the other; the explosion takes place in deep space. The less massive piece stops relative to the observer. How much kinetic energy is added to the system during the explosion, as measured in the observer's reference frame

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An object, with mass 67 kg and speed 11 m/s relative to an observer, explodes into two pieces, one 5 times as massive as the other; the explosion takes place in deep space. The less massive piece stops relative to the observer. How much kinetic energy is added to the system during the explosion, as measured in the observer's reference frame?

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An object, with mass 42 kg and speed 11 m/s relative to an observer, explodes into two pieces, one 5 times as massive as the other; the explosion takes place in deep space. The less massive piece stops relative to the observer. How much kinetic energy is added to the system during the explosion, as measured in the observer's reference frame?

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An object with total mass mtotal = 6.4 kg is sitting at rest when it explodes into two pieces. The two pieces, after the explosion, have masses of m and 3m. During the explosion, the pieces are given a total energy of E = 45 J. What is the speed of the smaller piece after the collision? What is the speed of the larger piece after the collision? If the explosion lasted for a time t = 0.029 s, what...

• ### (3) A particle of mass 3 kg travels along the y-axis with a speed of 5... (3) A particle of mass 3 kg travels along the y-axis with a speed of 5 m/s. Then the particle explodes into two pieces. One piece moves as: m = 2 kg = 3i+2j m/s (a) Find the velocity (vector) of the other piece. (b) Find the impulse, J (a vector), on the 2 kg piece. (c) Find the impulse, J (a vector), on the other piece. (d) Considering the energy, what can you say about the explosion?

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