54) A boy of mass 50 kg running at 5 m/s jumps on to a 20 kg trolley travelling in the same direction at 1.5 m/s. What is their common velocity?
Q: Calculate the final velocity right after a 119 kg rugby player who is initially running at 7.55 m/s…
A: The given data are: m=119 kgu=7.55 m/sF=18100 Nt=5.5×10-2 s Here, m, u, F, and t represent the mass,…
Q: 3) A block of mass 10 kg is travelling South at 15 m/s. A block of mass 8 kg is travelling East at…
A:
Q: A 750-kg car stopped at an intersection is rear- ended by a 1730-kg truck moving with a speed of…
A: Given data *The mass of the car is mc = 750 kg *The mass of the truck is mt = 1730 kg *The speed of…
Q: 2) A boy puts a firecracker in a crack of a rock of mass m. He lights the firecracker and when it…
A:
Q: 6) A 65-kg football player running to the right at 8 m/s is tackled by an 86-kg player on the…
A: Let consider,Sign Convention:-Take right as positiveand left as Negative.Given that,Mass, m1=65…
Q: 6) A 65-kg football player running to the right at 8 m/s is tackled by an 86-kg player on the…
A:
Q: Calculate the final velocity right after a 113 kg rugby player who is initially running at 7.45 m/s…
A: Given Force ,,F = 18100 N Time taken ,T = 5.50*10-2 sec Mass of player, M = 113 kg Initial…
Q: A pitcher throws a 0.8 kg ball of clay at a 5 kg block of wood. The clay sticks to the wood on…
A: The law of momentum conservation states that the momentum in a perfectly elastic collision is always…
Q: 22 - A bullet with mass m = 2g fires towards a wooden block of mass M = 10kg and collides completely…
A: Given : A bullet with mass (m) = 2 g A wooden block of mass (M) = 10 kg The common velocity of the…
Q: A 0.036-kg pet lab mouse sits on a 0.35-kg air-track cart, as shown in (Eigure 1). The cart is at…
A: To solve the given question we will use the conservation of momentum.
Q: A machine gun fires 11 bullets /s, each of mass 22 g the speed to each bullets is 29 cm/-1 then…
A:
Q: A 12, 000 kg train car slams into a stationary 20,000kg train car and the lock together. Their final…
A:
Q: 6. (II) A 7700-kg boxcar traveling 14 m/s strikes a second car at rest. The two stick together and…
A: 6) Since there is no external force on the system So momentum will be conserved Now, let mass of…
Q: An astronaut with mass 84kg is at rest in space, before firing her water pack to move toward the…
A: Conservation Law of linear momentum : m1u1+m2u2=m1v1+m2v2 ....1 GIVEN : Mass of astronaut m1=84…
Q: One morning in Monterrey after a winter frost, a 1,400 kg car traveling west on Calle Hidalgo at 9.7…
A: Given : Mass of the car, m = 1400 kg speed of car, v = 9.7 m/s Mass of truck, M = 2800 kg Speed of…
Q: A 1.65 kg falcon catches a 0.495 kg dove from behind in midair. What is their velocity after impact…
A: Conservation of momentum: According to the the total Conservation of momentum the total momentum of…
Q: What is the velocity (in m/s) of a 950 kg car initially moving at 25.0 m/s, just after it hits a 145…
A:
Q: 4.0 kg block (m1) moving to the right at 6.0 m/s collides elastically with a 2.0 kg block (m2)…
A: Given: The mass of the first block is 4 kg. The initial velocity of the first block is 6 m/s in the…
Q: 5 Kg red car traveling 10 m/s collides with a 5 Kg blue car that is stationary. If the collision is…
A:
Q: A 700- kg car collides with a 1500- kg car that was initially at rest at the origin of an x-y…
A:
Q: 13) A small go-cart with mass 21.5 kg is speeding along at 2.69 m/s toward a 16.2 kg boulder that is…
A: Mass of the go cart m1=21.5 kg, initial speed of the go cart u1=2.69 m/s, mass of the boulder…
Q: 2) A 82 gram bullet is fired from a small caliber pistol. The bullet travels 925 m/s and strikes a…
A:
Q: A 240kg motorcycle traveling at 30 m/s comes to a stop in seven seconds. Determine the breaking…
A: Given, a mass m = 240kg motorcycle travelling at initial speed of u = 30 m/s comes to a stop (final…
Q: Determine the momentum of … a 0.15kg bullet leaving the muzzle of a gun at 270 m/s. Answer…
A: (a) Given data Mass of the the bullet, m=0.15 kg Velocity of the bullet, v=270 m/s Momentum P is…
Q: A pitcher claims he can throw a 0.135 kg baseball with as much momentum as a 3.00 g bullet moving…
A: Given that Mass of the baseball M = 0.135 kg Mass of the bullet m = 3.00 g Speed of the bullet u =…
Q: What average force is necessary to stop a bullet of mass 20 g and speed of 250 m/s as it penetrates…
A: Given that-Mass of bullet, m=20 g=0.020 kgInitial speed, Vi=250 m/sFinal speed, V2= 0Penitrate…
Q: A ball of 150 g mass moves with 12 m/s and bounces back after hitting a wall with 20 m/s after a…
A: Given that:- Mass (m) = 150 g = 0.150 kg Initial velocity (v0) = 12 m/s Final velocity (v) = 20 m/s,…
Q: a 8 kg bowling ball, moving at 10 m/s to the right, hits and bounces off a second bowling ball with…
A: given that, mass of ball moving right (m1) = 8kg mass of ball moving left(m2) = 5kg Initial…
Q: Q1: Two cars one with Mass (m1 = 10.0 kg) and 2nd car (m2 = 7.5 kg) collide and move off as shown.…
A: A collision is the interaction between two objects for a small time interval in which they impart…
Q: Two cars traveling on the same road have masses and velocities (mass = m, velocity = v) m1 =…
A:
Q: Two objects collide . The first object, m 1 =3.7kg , is traveling at 4 m/s and strikes a second…
A: Given data: The mass of first object is m1=3.7 kg. The velocity of first object is v1=4 m/s. The…
Q: T3 8.2) An astronaut with mass 84kg is at rest in space, before firing her water pack to move toward…
A: The conservation of momentum gives, 0=mastvast+Mwvw that is, mastvast=-Mwvwvast=-Mwvwmast
Q: 8) Two cars collide at an icy intersection and stick together afterward. The first car has a mass of…
A: Given Data:Mass of car 1 Mass of car 2 Velocity of car 1 Velocity of car 2 To Determine:(a). The…
Q: 2.) A model rocket is constructed with a motor that can provide a total impulse of 29 Ns. The mass…
A: Variations in mass or force affect an object's motion in terms of speed, direction, shape, and…
Q: 23) On a touchdown attempt, a 95Kg running back runs toward the end zone at 3.75m/s meets the runner…
A: Given : m1 = 95 kg v1i = 3.75 m/s m2 = 111 kg v2i = -4.10 m/s
Q: The figure shows two 22.4 kg ice sleds that are placed a short distance apart, one directly behind…
A: See below
Q: At an amusement park, a 98.5-kg bumper car moving with a speed of 1.18 m>s bounceselastically off…
A:
Q: ) An 1800 kg car traveling north at 45 km/hr collides with an 1100 kg car traveling east at 55…
A: Mass and velocity of car 1 m1=1800 kg, v1=45 km/hr=12.5 m/s and mass and velocity of car 2 m2=1100…
Q: 30.) A railroad diesel engine coasting at 20 Km/h runs into a stationary flatcar. The diesel engine…
A: Given: The speed of the diesel engine is 20 km/h. The weight of the engine is 10000 N. The mass of…
Q: 54) A boy of mass 50 kg running at 5 m/s jumps on to a 20 kg trolley travelling in the same…
A: Given that, Mass, m=50 kg Velocity, V=5m/s Mass of trolley is 20 kg Traveling in same direction at…
Q: "A 200 gram ball "A follows another ball "B of the same mass at a speed of 5 m/s. Ball "B is…
A: From conservation of momentum,…
Q: A big fish of mass 15 kg moving to the right at 4 m/s swallows a little fish mass of 3 kg moving…
A: The mass of little fish is m = 3 kg. The mass of the big fish is M = 15 kg. The initial velocity of…
Q: before after A red SUV (mass = 2380-kg) coasting east at 15.3 m/s rear ends a purple station wagon…
A: Given: The mass of the SUV is 2380 kg. The initial velocity of the SUV is 15.3 m/s toward est. The…
Q: 23. What is the average momentum of an avalanche that moves a 40-cm-thick layer of snow over an area…
A:
Q: The stoplight had just changed and a 1,043 kg Cadillac had entered the intersection, heading north…
A: From conservation of momentum, along y-axis, m1v1=m1+m2vfsinθ .......(i) along x-axis,…
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