In a two-body collision, if the kinetic energy of the systemis conserved, then which of the...
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ANSWER: B)
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In a two-body collision, if the kinetic energy of the systemis conserved, then which of the...
Kinetic energy is only conserved in an inelastic collision. True False Two objects collide ans stick...
Kinetic energy is only conserved in an inelastic collision. True False Two objects collide ans stick together. This is an elastic collision. True False Momentum is conserved in both elastic and inelastic collisions. True False
16. In a perfectly elastic collision Kinetic Energy is conserved for the system. (Remember that elastic...
16. In a perfectly elastic collision Kinetic Energy is conserved for the system. (Remember that elastic collisions are ones where the objects bounce off of each other and don't stick.) On an air hockey table two identical pucks collide. Initially one is at rest and the other is moving with a speed of v. (Hint: How can the concept of momentum help with this problem?) a. What is the speed of each puck after the collision in terms of the...
2. In an elastic collision, energy is not conserved. Where does it go? A) It is...
2. In an elastic collision, energy is not conserved. Where does it go? A) It is transformed into heat and also used to deform colliding objects. B) It is converted into potential energy. C) It is transformed into momentum such that momentum is conserved. D) All of the above. E) None of the above.
1.Linear momentum is always conserved [ ]when kinetic energy is conserved [ ]when total energy is...
1.Linear momentum is always conserved [ ]when kinetic energy is conserved [ ]when total energy is conserved [ ]in the absence of internal forces [ ]in the absence of external forces 2. If two objects collide and there are no other forces acting on them, the momentum of each object will be independently conserved. [ ]True [ ]False 3.The momentum of an object is equal to the product of it mass and ______ [ ]Velocity [ ]Speed [ ]displacement [...
True or false question: Kinetic energy is a state scalar quantity and depends on reference system....
True or false question: Kinetic energy is a state scalar quantity and depends on reference system. Which one of the following statements about the completely INELASTIC collision between two particles is NOT correct? (A) They have common speed after collision. (B) The kinetic energy of the system is conserved before and after the collision. (C) The internal force can change the momentum of each particle. (D) The momentum of the system is conserved before and after the collision.
In a glancing collision between two identical steel spheres, which of the following statements are correct?...
In a glancing collision between two identical steel spheres, which of the following statements are correct? (Assume this collision is perfectly elastic. Select all that apply.) A) Kinetic energy in this collision will be conserved. B) Linear momentum will be conserved in this collision. C) The sum of the velocity vectors of the two spheres in the original direction of the incoming sphere after the collision will be equal to that of the incoming sphere. D) The velocities of the...
1 .How is momentum of a body affected by its speed? by its mass? 2. Momentum...
1 .How is momentum of a body affected by its speed? by its mass? 2. Momentum can be expressed in a. N/s b. N.s c. N.m d. N.m/s 3.When the velocity of a moving object is doubled, a. its acceleration is doubled c. its kinetic energy is doubled b. its momentum is doubled d. its potential energy is doubled 4.A body at rest has a. constant speed b. zero momentum c. zero kinetic energy d. variable speed...
The energy of motion is called: Kinetic energy. potential energy, inertial energy. Power. In an inelastic...
The energy of motion is called: Kinetic energy. potential energy, inertial energy. Power. In an inelastic collision: momentum is conserved. kinetic energy is conserved, both (a) and (b). If the velocity of a moving object is doubled and its mass is cut in half, the kinetic energy of the object is; remains the same, doubled quadrupled, cut in half. When the net work done on an object is speed of the object is me on an object is zero; the...
5.)if the angular speed of a rotating rigid body is doubled, how will its rotational kinetic...
5.)if the angular speed of a rotating rigid body is doubled, how will its rotational kinetic energy change? a. halved b. stays the same c. doubled d. quadrupled
Two objects collide and bounce off each other. Total kinetic energy is (A) definitely conserved, (B)...
Two objects collide and bounce off each other. Total kinetic energy is (A) definitely conserved, (B) converted to elastic energy, (C) definitely not conserved, (D) not necessarily conserved
Kinetic energy is only conserved in an inelastic collision. True False Two objects collide ans stick together. This is an elastic collision. True False Momentum is conserved in both elastic and inelastic collisions. True False
16. In a perfectly elastic collision Kinetic Energy is conserved for the system. (Remember that elastic collisions are ones where the objects bounce off of each other and don't stick.) On an air hockey table two identical pucks collide. Initially one is at rest and the other is moving with a speed of v. (Hint: How can the concept of momentum help with this problem?) a. What is the speed of each puck after the collision in terms of the...
2. In an elastic collision, energy is not conserved. Where does it go? A) It is transformed into heat and also used to deform colliding objects. B) It is converted into potential energy. C) It is transformed into momentum such that momentum is conserved. D) All of the above. E) None of the above.
The energy of motion is called: Kinetic energy. potential energy, inertial energy. Power. In an inelastic collision: momentum is conserved. kinetic energy is conserved, both (a) and (b). If the velocity of a moving object is doubled and its mass is cut in half, the kinetic energy of the object is; remains the same, doubled quadrupled, cut in half. When the net work done on an object is speed of the object is me on an object is zero; the...
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