A body is initially at rest. It explodes into two objects of mass 1 Kg and 2 Kg moving with a speed of 0.6 times the speed of velocity each. What would be the mass of the original body at rest? a) 2 Kg b) 2.5 Kg c) 3.5 Kg d) 3.75 Kg

Q: A 0.140 kg baseball is pitched toward home plate at 30.0 m/s. The batter hits the ball back…

A: Given Mass of baseball (m) = 0.140 kg  Initial velocity (vi) = 30 m/s  Final velocity (vf) = - 44…

Q: Glider A is 200 gram and travels at 5 m/s to the right toward glider B which is initially at rest on…

A: Given that, the mass of glider A is mA=200g=0.2kg the initial velocity of glider A is uA=5m/s the…

Q: Momentum of a body of mass 0.5 kg moving with a speed of 10 m/s is

A: Momentum is basically a measure of how much mass is in motion with some velocity. It may also be…

Q: Two billiard balls with the same mass m move towards one another. Ball one travels in the positive…

A: Given data, Velocity v1i=2 m/s Velocity v2i=1 m/s

Q: Two sportscars are driving down the road. The red sportscar traveling straight west has a momentum…

A: Given data:  Initial momentum of first sportscar Pi1 = 20,000 kg.m/s, towards West Initial momentum…

Q: The velocities of three particles of masses 10 kg, 20 kg and 30 kg are 10i, 10j and 10k m/s,…

A: Given: The velocities of three particles of masses 10 kg, 20 kg and 30 kg are 10i, 10j and 10k m/s,…

Q: A 0.120 kg golf ball is traveling at 4.5 m/s [E]. It is hit by a golf club that gives it a final…

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Q: A coal car of mass m1 = 4296 kg is rolling down the tracks at a velocity of vi = 2.1 m/s when a…

A: The momentum of the system in (kg⋅m)/s before the coal is added P = m1vi P = 4296(2.1) P = 9021.6…

Q: An object of mass m moving with a velocity v collides into another object of the same mass which is…

A: Elastic collision: An elastic collision is one in which the system experiences no net kinetic energy…

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

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Q: A 60 kg astronaut becomes separated in space from her spaceship she is 15 m away from it and at rest…

A: Given data The mass of the astronaut is given as ma = 60 kg. The distance between the spaceship and…

Q: A 1300-kgkg car is traveling at a speed of 10 m/sm/s with respect to the ground when the driver…

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Q: Two billiard balls of mass m1 = 0.5 kg and m2 = 1.5 impact each other at a given moment traveling m1…

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Q: A 32 kg football player leaps through the air to collide with a 18 kg running back heading toward…

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Q: A body with a mass of m1 =3kg moves with a velocity of υ1 =6m/s and overtakes another body weighing…

A:

Q: ) What is the momentum of a 2000kg car moving at 80 km/h? a) 4.44´105kg·m/s b) 1.60´105kg·m/s c)…

A: 1. Given: Mass of the car=m=2000 kg The velocity of the car: v=80 km/hv=80×1000 m3600 sv=22.22 m/s

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

A: Mass of the first ball, m1=1 kg Mass of the second ball, m2=2 kg The velocity of the second ball,…

Q: What is the momentum before

A: Momentum is mass times velocity.  P=mV Mass is 3kg . Initial velocity is 6m/s.

Q: From two balls of equal mass, one of which is at rest, the velocity of the mass m before the…

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Q: A sprinter with a mass of 78.3 kg is running in the positive direction with a velocity of 12.2 m/s.…

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Q: Imagine a situation where an object with mass m is moving in East direction with the speed of v. The…

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Q: A batter applies a force of 7000 N to a baseball. The time of contact between the bat and ball is…

A: Given data:  Force (F) = 7000 N Time interval (Δt) = 0.0016 s Mass (m) = 0.14 kg Initial velocity =…

Q: 2. Two vehicles with masses of 2000 kg and 1500 kg move towards each other from opposite directions,…

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Q: Which of the following has the greatest momentum? a) Tortoise with a mass of 270 kg moving at a…

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Q: A small car that was moving at 23 m/s collides with a large truck that was moving at 15 m/s. Which…

A: Solution: Consider a car moving at a speed of 23 m/s colliding with a large truck that is moving at…

Q: Starting at t = 0, a net force F = 1.5 t 2 N in the positive x direction acts of an object of mass…

A: (a) From Newton’s second law of motion.

Q: Two cars collide at an icy intersection and stick together afterward. The first car has a mass of…

A: 1) The conservation of momentum along west direction ( say x)…

Q: Which of the following has the greatest momentum? a) Truck with a mass of 2250 kg moving at a…

A:

Q: A teen of mass m = 64 kg travels at a velocity vi = 1.55 m/s before jumping on a skateboard. After…

A: Part a:

Q: A teen of mass m = 64 kg travels at a velocity vi = 1.55 m/s before jumping on a skateboard. After…

A: Conservation of momentum

Q: An object with a mass of 7.00 g is moving to the right at 14.0 cm/s when it is overtaken by an…

A: Mass of objects,  m1 = 7.00 g m2 = 30.0 g Velocities of objects,  v1 = 14.0 cm/s  v2 = 17.0 cm/s.

Q: na momentum of 5 kg-m/s moving right is hit by a bat, and it then bounces straight back is the…

A: Given : The Initial momentum Pi= 5 kg.m/s in the right direction The Initial momentum Pf= 5 kg .m/s…

Q: 2.A time dependent force of 4t3 (N) is applied to a 10 kg body for 2 seconds. What is the change in…

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Q: (c) What is the initial momentum of the system? O 16.0 kgʻm/s O 14.0 kg*m/s O 10.0 kg*m/s O 2.00…

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Q: A ball of 0.150-kg is dropped and reaches a speed of 1.30 m/s just before it hits the ground. It…

A: Take upward direction to be positive and downward direction to be negative. Initial downward…

Q: A 0.2 Kg baseball is pitched at 40 m/s. The batter hits the ball back to the pitcher at 60 m/s. a)…

A: Given quantities: Mass of the baseball (m) = 0.2 kg initial velocity of the baseball (u) = + 40 m/s…

Q: When conducting a run to measure the loss of kinetic energy during the collision, you push the…

A: Given: In a collision experiment, the collision happens with a clattering sound.   Asked: a. How…

Q: 1.5 kg chunk of putty moving at 2m / s collides with and sticks to a 6 kg bowling ball initially at…

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Q: In outer space rock 1, with mass 3 kg and velocity m/s, struck rock 2, which was at rest. After the…

A: When the collision is elastic, the total kinetic energy before the collision equals the total…

Q: A bicycle has a momentum of 25 kgm/s. What momentum would the bicycle have if it had thrice the mass…

A: We will answer first question.