A stuntman of mass 55 kg is to be launched horizontally out of a spring- loaded cannon. The spring that will launch the stuntman has a spring coefficient of 266 N/m and is compressed 5 m prior to launching the stuntman. If friction and air resistance can be ignored, what will be the approximate velocity of the stuntman once he has left the cannon? A. 4 m/s B. 7 m/s C. 11 m/s D. 15 m/s

Q: A 25g ball slides down a smooth inclined plane 0.850 m high that makes an angle of 35 degrees with…

A:

Q: A 10.0-kg box starts at rest and slides 3.5 m down a ramp inclined at an angle of 10 ° with the…

A: Given: The mass of the crate is m = 10 kg The ramp inclined at an angle is 100 The distance moved by…

Q: A 5.0-kg rock is dropped, initially at rest, from a 6.0- m-high second story window. What will be…

A: Given data: Mass (m) = 5.0 kg Initial velocity (v0) = 0 m/s Height (h) = 6.0 m Required: The kinetic…

Q: Power vs airspeed curve for a jet airplane is shown in the Figure. The velocity that corresponds to…

A: Minimum velocity is defined as that velocity at which the value of Power is minimum . From the graph…

Q: The coefficient of friction between the block (m3kg) and the surface in below figure is p=0.4. The…

A:

Q: ved ON ock 500N 500 500N B 1600N 364A=0.2 3m K=0 C S

A:

Q: 60 kg skier skis without friction down a slope which is 100 m high and along a path thag is 200m…

A: Given: The mass of the object is 60 kg. The height of the object from the ground is 100 m. The path…

Q: Your mass is 77.3 kg, and the sled s mass is 18.9 kg. The sled is moving by itself on the ice at…

A: Given : m1 = 77.3 kg m2 = 18.9 kg v2 = 3.73 m/s

Q: 2. 50 Force (Newtons) Force exerted on tennis ball 000 250 000 150 100 Gean enimete 11 4. 6. Time…

A: As per guidelines, only 3 subparts are solved here. a) The unit of area under the curve is Newton…

Q: 48. John fires a projectile in a Uwindsor lab and notes that the 20.0g projectile travels 785 m/s.…

A: John fire a projectile and note that the20 gram projectile penentrate the clay ball. We need to find…

Q: From the diagram above, what is the velocity of the block when it reaches point B? (Neglect wind…

A: Given initial height h1 = 9.00m Initial velocity  v1 = 5 m/s Height at point B h2 = 5.00 m Mass of…

Q: 4. Examine the diagram of an air powered car. At what point will the car stop moving?

A: For air powered car, there are two main force acting on the air powered car: 1) friction. 2) Air…

Q: The spring has a force constant of 5000 N/m, the block has a mass of 6.20 kg, and the height of the…

A: A) Since there is no frictional force, the law of conservation energy is applicable here as, Here,…

Q: part ttached to the end of an nextensible cord of length 0.96 m. hereas the other end of the cord is…

A: centripetal acceleration =v2 /r

Q: A 5.0 N horizontal force is applied to a 2.5 kg cart for 3.8 m (starting with a speed of 0 m/s).…

A: given; horizontal force=5 N Mass = 2.5 kg initial speed is =0 m/s distance =3.8 m final velocity v

Q: Four identical cannons each launch a 20 kg cannonball at an angle of 60° above horizontal. Neglect…

A: Given, Four identical cannon launch cannonball with angle 600 above the horizontal

Q: What is the spring constant of a spring that stretches 2 cm when a mass of 0.6 kg is suspended from…

A:

Q: A boy wants use his slingshot to shoot a water balloon into the air. His slingshot has a spring…

A:

Q: 4.0 kg block rests at the edge of a platform that is 20 m above level ground.  The block is launched…

A: Given Initial vertical displacement is y0=20 m Final vertical displacement is y=0 Initial vertical…

Q: a). A cannon located 10 m from the ground is used to shoot a metal ball directly upward into the air…

A: a ) Maximum height the ball will travel measured from the ground  Maximum height the ball will…

Q: A 50 m B_ 4 m 30° The skier with a total mass of 70 kg started his movement at point A with zero…

A:

Q: A 5 kg block lies on a frictionless horizontal surface. It is connected to another 3kg block by a…

A:

Q: Example C: A car abruptly goes from a velocity of 15 m/s to rest after a collision. Explain why the…

A:

Q: When a model rocket is launched, the propellantburns for a few seconds, accelerating the rocket…

A:

Q: An 82 kg diver jumps from a 6.5 m high platform. What is their velocity just before they hit the…

A: Mass of driver m = 82  kg    Height of platform h = 6.5 m

Q: Gayle runs at a speed of 3.65 m/s and dives on a sled, initially at rest on the top of a…

A:

Q: A 25g ball slides down a smooth inclined plane 0.850 m high that makes an angle of 35 degrees with…

A: The problem contains two parts. Initially, the principle of energy conservation is applied when the…

Q: A particle of mass 2.5kg moves according to the equation x(t)=10t?, where x is in meters and t is in…

A: Given The mass of the particle is m = 2.5 kg. The equation for the distance is x(t) = 10t2. The…

Q: Activity 3.3 - Introduction to Potential Energy When you lift a ball up and release it, the ball…

A:

Q: A box with mass 5.00 kg starts sliding down a ramp (1.00 m long) which is inclined at an angle…

A:

Q: A box with mass 5.0kg is attached to a string tightly wound to circular frictionless pulley of…

A: Analyze the diagram of the given system. The angular acceleration of the pulley is calculated by…

Q: an unstretched length of 1.5 m. The collar is released from rest at A and slides up the smooth rod…

A: According to given question

Q: If his arms are capable of exerting a force of 1250 N on the rope, what is the maximum speed he can…

A: Newton's Second Law of Motion According to Newton's Second Law of motion, the rate of change of…

Q: The football's initial velocity comp ir resistance and any other noncon

A: The initial height of football,                                  x-component of an initial velocity,…

Q: When the mass reaches point x = 0, its kinetic velocity is? *

A: The velocity of a body executing SHM is maximum at the mean position and away from the mean…

Q: A box of mass 2.0 kg hangs by a cable from the ceiling of an elevator. The elevator is moving up at…

A:

Q: 235 kg roller coaster is at the top of a hill with a velocity of 5.60 m/s from a height of 100.0 m…

A: According to conservation of energy Total energy of isolated system remains constant.

Q: You throw a ball on planet X where g is not the same as on Earth. The figure below shows the…

A:

Q: a Leonard Kicked а 0:50 ко ball off the rooftop of a building that is 81 m tall. He oriented the…

A:

Q: The wow expert Hand written solution is not allowed.

A: The momentum before pushing the carts is zero since they are stationary. After pushing, the momentum…

Q: A block is given an initial velocity of 6 m/s up a frictionless indline of angle of 37. How far up…

A: