A baseball pitcher can throw a ball with a speed of 40 m/s. He is in the back of a pickup truck that is driving away from you. He throws the ball in your direction, and it floats toward you at a lazy 10 m/s. What is the speed of the truck?

Q: A 1.0 g particle has momentum 4 x 105 kg m/s. What is the particle's speed in m/s? What is this…

A: The expression for momentum, P is P=mv. Here m and v are the mass and velocity respectively.…

Q: A 2.0-kg mass moving at 5.0 m/s suddenly collides head-on with a 3.0-kg mass at rest. If the…

A: Given The moving mass is m = 2 kg. The velocity of moving mass is v = 5 m/s. The rest mass is M = 3…

Q: A small spaceship whose mass is 1700 kg (including an astronaut) is drifting in outer space with…

A: Given data; M( mass of spaceship) = 1700 kg P(Power of the laser beam) = 11 x 103  W…

Q: A snowball is thrown with a  speed of 45.0km/h,  giving it momentum with a magnitude of 2.10 Ns.…

A: Given value--- speed = 45 km / h. momentum = 2.10 Ns . We have to find--- mass of snowball ?

Q: What is the speed of a particle whose kinetic energy is equal to (a) its rest energy and (b) five…

A: (a) The expression of kinetic energy is given by, Ek=mc211-v2c2-1...…(1) Here, m is the mass of the…

Q: A small spaceship with a mass of only 1.5 * 10^3 kg (including an astronaut) is drifting in outer…

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Q: A 0.059kg egg falls to the ground, hitting the ground at 7m/s. If the egg is brought 18 rest in…

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Q: The kinetic energy of a particle of mass m traveling with speed v is equal to K. What is the kinetic…

A: If m is the mass and v is the velocity ,the kinetic energy K=12mv2 When m=m2 and v=2v ,the new…

Q: a. A rocket is traveling at 0.25c. How fast must it go in order to increase its momentum by a factor…

A: According to guidelines we need to solve only first question kindly repost other questions in the…

Q: A 300 gg bird flying along at 5.7 m/sm/s sees a 10 gg insect heading straight toward it with a speed…

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Q: You just turned 16 and thanks to some long hours at your job and some amazing parents you were able…

A: you can study any aspect of a motion through equations of motion. The momentum (p) of a body is…

Q: An astronaut with a mass of 84kg is at rest in space, before firing her water pack to move towards…

A: Given data The mass of the astronaut is ma = 84 kg. The initial velocity of water and astronaut is…

Q: Two fireworks are at rest 300 m apart. They both go off simultaneously to an observer on the ground…

A: Given: Actually distance between the fireworks, Lo = 300m Relative speed of the observer in the…

Q: You find yourself stuck in outer space with nothing but your physics book and a space suit. You have…

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Q: The Stanford Linear Accelerator (SLAC) accelerates electrons to ν = 0.99999997c in a 3.2-km-long…

A: Given: The speed of electron is 0.99999997c. The length of tube is 3.2 km.

Q: A particle of mass m is moving at speed v=c/2. At what speed does the particle have double the…

A: Particle mass is m Speed of particle is v The value of the speed of the particle is v=c/2 Momentum…

Q: A particle of mass m is moving with speed v. If the mass of the particle triples, by what factor…

A: The expression for the kinetic energy will be,

Q: An astronaut with mass 84kg is at rest in space, before firing her water pack to move toward the…

A: Given that,Mass of Astronaut,m1=84 kgInitially Astronaut in rest position in space , u1=0 m/sec…

Q: baseball is thrown from center field to second base and its velocity changes from 15m/s to 10m/s s…

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Q: An unstable particle at rest breaks up into two fragments of unequal mass. The mass of the lighter…

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Q: A neutron lives 900 s when at rest relative to an observer.How fast is the neutron moving relative…

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Q: 5.64 A stationary nozzle discharges water against a plate moving toward the nozzle at half the jet…

A: Here, the plate deflects the water at a rate equal to the relative velocity of the water with…

Q: Two astronauts on opposite ends of a spaceship are comparing lunches. one has an apple, the other…

A: Consider that the line connecting them as x-axis and perpendicular to it as y-axis. Also, assume…

Q: The form of energy that is associated with the motion of the particle.   a. Rest energy b. Heat…

A: There are different forms of energies associated with a particle like potential energy, kinetic…

Q: A base on Planet X fires a missile toward an oncoming space fighter. The missile’s speed according…

A: The expression for velocity of an object is, u'=u-v1-uvc2

Q: speed of the particle of mass m is

A: Given; Two massive particles of masses M and m,  where,   M>m are seperated by a distance l. Find…

Q: A proton moving with a constant speed has a total energy 3.5 times its rest energy. a) What is the…

A: Total energy of the proton is 3.5 times its rest energy. Rest mass energy of a proton is E0=mpc2…

Q: A 150kg fish swimming at 8.0m/s swallows a 15kg fish swimming towards it at 4.0m/s.  What is the…

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Q: A 1.0 g particle has momentum 400,000 kg • m/s. What is the particle’s speed?

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Q: In Connecticut river a 2.5 kg fish moving at 2m/s East swallowed another 0.4 kg fish who was moving…

A: Question 1- option B

Q: A kid at the junior high cafeteria wants to propel an empty milk carton along a lunch table by…

A: Here, ∆p=0pf-pi=0m1v1i+m2v2i=m1v1f+m2v2f

Q: Two rockets, A and B, approach the earth from opposite directions at speed 0.800c. The length of…

A: Given data The length of the frame at rest is, Lo=100 m The speed of two approaching rockets A and B…

Q: At what speed must a particle move in order to double its mass?

A: Let initially mass of particle is mo finally we need mass to be doubled, i.e., final mass of…

Q: If you were looking in a mirror while traveling at the speed of light, you would see Group of answer…

A: Speed of light is constant having value 3 × 108 m/s.

Q: You just turned 16 and thanks to some long hours at your job and some amazing parents you were able…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: How fast is a 1.5g bullet moving If it has a momentum of 1.2 kg m/s?

A: Given data The mass of the bullet is given as m = 1.5 g. The momentum of the bullet is given as P =…

Q: An unstable particle at rest breaks up into two fragments of unequal mass. The mass of the lighter…

A:

Q: A 25 kg mass is moving at a constant velocity of 3.5 m/s. If it experiences a change in momentum of…

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Q: The rocket speeds shown are relative to the earth. Is the speed of A relative to B greater than,…

A: The speed of the rocket A relative to Earth is, u=0.5 c   The speed of the rocket B relative to…

Q: A spaceship with a mass of 5.10 x 104 kg is traveling at 6.40 x 103 m/s relative to a space station.…

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Q: Xian Ping throws a 0.5 kilogram ball at a wall. The ball hits the wall perpendicularly with a…

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Q: A stationary observer in the laboratory sees a 10.0 [kg] particle moving with velocity -0.600. What…

A: Mass of particle (m) = 10 kg velocity of particle (v) = - 6 m/s

Q: Ocean waves are approaching the beach at 10 m/s. A boat heading out to sea travels at 6 m/s. How…

A: Here ocean waves are approaching the beach at 10 m/s and a boat heading out to sea travels at 6 m/s