A 0.1 kg ball is launched from a vertical cannon, 0.7 m high and 0.05 m wide. The cannon exerts a 146 N force on the ball for a period of 0.03 s. What is the final height ofthe ball?

Q: As a protest against the umpire's calls, a baseball pitcher throws a ball straight up into the air…

A: Given:Mass of the ball = 0.150 kgDistance moved by the ball before leaving from the hand = 1.45…

Q: A girl of mass m1=60.0 kilograms springs from a trampoline with an initial upward velocity of…

A: In the given problem, Mass of girl m1 = 60kg Initial upward velocity (u) = 8m/s Height when she…

Q: son throws a 0.5 kg ball up in the air in 1.1 s. During this process the position of the ball…

A: Given  Mass m = 0.5 kg  Initial velocity u = 0  Final velocity v = 7 m /s  Displacement s = final…

Q: Att = 0, force F (- 3.80i + 5.20j + 3.10k ) N begins to act on a 2.90 kg particle with an initial…

A: F→ = -3.80i^ + 5.20j^ + 3.10k^ N d→ = 1.80i^ + 2.10j^ + 6.90k^ m m = 2.90 kg vi = 3.60 m/s vf = ?

Q: A dart gun contains a spring of spring constant k = 17 N/m which is used to fire a dart of mass m.…

A:

Q: A 0.075 kg arrow is fired horizontally. The bowstring exerts an average force of 64.3 N on the arrow…

A: Let F denotes the average force, d denotes the distance over the force is applied, and W denotes the…

Q: A 43.0-kg child swings in a swing supported by two chains, each 2.96 m long. The tension in each…

A: a) The radial force Fc is, Fc=mv2r The tension in the chain is T is,…

Q: Bungee Jumping is an extreme adventure for thrill-seekers. A jumper weighing 65-kg is tied to a 0.21…

A:

Q: The only force acting on a 2.0-kg object moving along the x axis is shown. If the velocity v is +2.0…

A: The expression for the change in momentum,

Q: A 10 g bullet leaves the 0.75 m barrel of a gun with 250 m/s speed. The force exerted on the bullet…

A:

Q: A 15 g bullet is shot into a wooden post with velocity of 300 m/s. If the bullet comes to rest over…

A: Given: mass of the bullet is m = 15 g Initial velocity of the bullet v =300 m/s distance traveled by…

Q: During a construction project, a 2500 N object is lifted high above the ground. It is released and…

A: Given:  Weight of object, W = 2500 N  mass, m = 2500 / 10 = 250 kg height from which it falls, h =…

Q: A ball with a mass of 1 kg hits the ground vertically at 25 m / s and returns at 10 m / s. Since the…

A: Given data, mass of the ball = 1 kg initial speed of the ball = 25 m/s final speed of the ball = 10…

Q: A 35.0-kg child swings in a swing supported by two chains, each 2.98 m long. The tension in each…

A:

Q: For a ballistic study, a 1.9 g mass bullet is fire into softwood. The bullet strikes the wood…

A:

Q: Calculate the final speed (in m/s) of a 111 kg rugby player who is initially running at 7.75 m/s but…

A: Given: mass of the player m = 111kg                       initial speed u = 7.75m/s…

Q: After one month of taking a literature class, a first-year Bard student decides to dispose of all…

A:

Q: The average thrust created by the first stage engine of a model rocket is 50N. The rocket has an…

A:

Q: A 37.0-kg child swings in a swing supported by two chains, each 3.08 m long. The tension in each…

A:

Q: In the figure below, a runaway truck with failed brakes is moving downgrade at 36 m/s just before…

A:

Q: In an amusement park water slide, people slide down an essentially frictionless tube. The top of the…

A: Given: Height difference between top and exit of the slide, H=3 mHeight of the exist above water…

Q: *26. ao Under the influence of its drive force, a snowmobile is moving at a constant velocity along…

A:

Q: What is the tension in the 10 – m long rope holding Tarzan (mass = 80  kg) right at the bottom of…

A:

Q: A vehicle with a mass of (3482.44)kg is being tested for its engine consumption by measuring the…

A: Consider the figure describing the given situation.     Here, F represents the force needed to move…

Q: what is the speed as it leaves her foot traveling in the opposite direction?

A: According to Newton's Second law of motion , we can write that…

Q: A 10 kg object starts from rest and achieves a speed of 20 m/s in 10 s. How much force (in N) acted…

A: Mass of the object m=10 kg The initial speed of the object u =0 m/s The final speed of the object v=…

Q: An object of mass 3.00 kg is subject to a net force Fx that varies with position as in the figure…

A:

Q: A Go Kart (m=D35 kg) has a top speed of 12 m/s. A student traveling at top speed locks the brake to…

A:

Q: An 85 kg man lowers himself to the ground from a height of 10.0 m by holding onto a rope that runs…

A: The net force on the man is

Q: A 5 kg object under the influence of a varying force F as shown in figure. If the object start from…

A: Calculate the work done from x=0 to x= 8m.

Q: A 40.0-kg child swings in a swing supported by two chains,each 3.00 m long. The tension in each…

A: Consider the figure of the swing system with all the provided values. The swing is at its lowest…

Q: Att = 0, force F-=(6.30i +6.10j +3.50k)N begins to act on a 2.90 kg particle with an initial speed…

A: Given: Force F-=(6.30i +6.10j +3.50k)N begins to act on a 2.90 kg particle with an initial speed of…

Q: A 38.0-kg child swings in a swing supported by two chains, each 3.08 m long. The tension in each…

A:

Q: A block is given an initial velocity of 6.0 m/s up a frictionless incline of angle 8=37.0° as shown…

A: Given: The initial velocity is u=6 m/s. The angle is θ=37⁰. The expression for Newton’s law of…

Q: A child riding a bicycle has a total mass of 30.6 kg. The child approaches the top of a hill that is…

A:

Q: A 55 kg astronaut who weighs 200 N on a distant planet is pondering whether she can leap over a…

A: Consider an astronaut having mass m and weighs W at some distant planet. Write the formula for the…

Q: A 400 kg rocket sled is coasting at 20 m/s. It then turns on its rocket engines for 4.0 s, with a…

A: Given :  Mass (m) = 400kg; Initial speed ( Vi ) = 20 m/s; Time ( t ) = 4 s; Thrust = 800 N;

Q: In the figure below, a runaway truck with failed brakes is moving downgrade at 36 m/s just before…

A: By law of conservation of energy  KE bottom= PE top

Q: Two horses are used to pull a canal boat as shown in the figure. Each horse produces exactly 1 hp…

A: Power is defined as the rate at which work is done or the conversion of the energy from one form to…

Q: A 36.0-kg child swings in a swing supported by two chains, each 3.08 m long. The tension in each…

A: Given : Mass of a child (m) = 36 kg Length (r) = 3.08 m Tension at lowest point (T) = 410 N

Q: A rocket is descending to the surface of Mars where g = 4 m/s ^ 2 . The rocket is initially 80 m…

A:

Q: A 2000kg truck starts at rest and reaches a speed of 15 m/s over a time period of 5s. What is the…

A: The equation of motion is, v=u+at15m/s=0+a5seca=3m/s2

Q: Time left 0:21:4 A block is given an initial velocity of 12 m/s up a frictionless incline of angle…

A: Answer:- (d) 12 m  Given  Initial velocity (u) = 12 m/s  Final Velocity (V) = 0  Angle (A) = 370  We…

Q: What force P is required to lift the weight shown in the picture at constant 300 N velocity? Ignore…

A: since weight is moving with constant velocity hence net force acting must be zero hence all forces…

Q: A 2kg object is moving horizontally with a speed of 4m/s. how much net force is required to keep the…

A:

Q: A 35.0-kg child swings in a swing supported by two chains, each 2.96 m long. The tension in each…

A: The lowest point of the swing is the equilibrium point, so the condition for equilibrium of the…

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: