A package with a mass of 51.0 kg slides down a smooth ramp with negligible friction. The package starts from rest and has a speed of 3.90 m/s at the bottom. What is the height of the ramp (in m)?

Q: You are using a 3 horsepower motor to lift a 45 kg package. How high can the package be lifted in 1…

A: The given data are: m=45 kgP=3 hp=2238 Wt=1 min=60 s Here, m denotes the mass, P denotes the power,…

Q: A skier starts at the top of a 26.6-meter hill. Assuming there is no friction and no air resistance,…

A:

Q: If a 3.9 kg object is placed on a frictionless incline of 55.6 ° and released from rest, what is…

A:

Q: A man stands on the roof of a 15.0-m-tall building and throwsa rock with a speed of 30.0 m/s at an…

A: According to kinematics equation, the velocity in the y direction is given by vy2=u0y2-2gy Here, v…

Q: In New York City, a ball festival was held. In the contest, a ball with a mass of 5 kg was fired at…

A:

Q: A rock of mass m falls from the top of a cliff and it experiences a significant amount of air drag…

A:

Q: A skydiver (46 kg) is falling at 27 m/s when she pulls her parachute cord. The parachute slows her…

A:

Q: A wagon with its passenger sits at the top of a hill. A strong wind suddenly rolls the wagon 188m…

A:

Q: 23 kg child descends a 4.5 m high frictionless slide. What speed will the child reach the ground at…

A:

Q: An object with mass m = 34 kg is pushed with 452 N of force to be moved across a distance of 4.6 m…

A: Given data: The mass is m=34 kg The applied force is F=452 N The displacement is s=4.6 m The…

Q: A hockey puck with mass 0.162 kg is pushed across the ice with a constant force of 0.90 N. The…

A: Free body diagram of puck is as follows:

Q: A two-man bobsled has a mass of 390 kg. Starting from rest, the two racers push the sled for the…

A:

Q: small block slides down a frictionless track whose shape is described by y = (x^2) /d for x0. The…

A: Given  At x =0, is given a push to left with an initial speed of 2.60 m/s.  So  Total energy at x=0…

Q: OK, same sort of track, but now with d = 4.21 m. Now suppose the blocks starts on the track at x =…

A:

Q: what speed  ?  will he be going after  35.0 m ?

A: force=1.10×103 Npushing force=805 Ndistance, x=35 mmass=90 kg

Q: What is its maximum height if there were no air resistance?

A:

Q: A cart which has a mass of 20 kilograms slides down a frictionless slope of a hill. If the cart…

A: Given value--- mass = 20 kg. speed at bottom = 15.6 m/s. We have to find --- height?

Q: V Three youths push a 40.0-kg block of ice so that it begins to coast on a frozen lake. With an…

A: mass of block of ice (m) = 40 kg Initial speed (u) = 3 ms

Q: A 0.4 kg ball is thrown vertically upward with an initial speed of 15 m/s as it leaves the throwers…

A: Given: The mass of the ball is 0.4 kg. The initial velocity of the ball is 15 m/s vertically upward.…

Q: A ball with a unknown mass is attached to a cable and suspended from the ceiling. The distance from…

A:

Q: A certain box has a mass of 42.7kg. You exert a constant upward force of 650N on the box to lift is…

A: Force is defined as product of mass and acceleration F=ma Given : mass of box is 42.7 kg Upward…

Q: A water slide is constructed so that swimmers, starting from rest at the top of the slide, leave the…

A:

Q: A theme park is planning out a new free-fall ride. The drop is almost perfectly frictionless, with a…

A: Given:-  The height of the theme park is planning a new free-fall ride h = 190 m. The initial…

Q: A tired cyclist on a bicycle (102.0 kg combined) starts with an initial velocity of 15.0 m/s at the…

A:

Q: A 19.08 kg block is slid from a height of 7.62 m down a friction-less incline. It comes to a flat…

A:

Q: A small block slides down a frictionless track whose shape is described by y = (x^2) /d for x0.The…

A:

Q: A boy shoves his stuffed toy zebra down a frictionless chute. It starts at a height of 1.49 m above…

A: Given quantities: initial speed of the toy (u) = 1.87 m/s height from which toy starts its motion…

Q: A hockey puck with mass 0.165 kg is pushed across the ice with a constant force of 0.42 N. The…

A:

Q: What is the speed of a 14 kN body at rest then falling from a height of 238 m.

A: During free fall if the air resistance is neglected the final velocity of a body dropped from a…

Q: A truck with velocity 33 m/s turned a corner too sharp and lost part of the load. A falling box will…

A:

Q: A hockey puck with mass 0.167 kg is pushed across the ice with a constant force of 0.56 N. The…

A:

Q: A clever coyote uses rocket powered skates to try to catch a roadrunner. The mass of the coyote is…

A: The mass of the coyote: m=38.1 kg Since the coyote starts at rest, it initial velocity is zero, u=0…

Q: A 5 kg block is given an initial velocity of 10 m/s. If there is a friction force of 13 N opposing…

A:

Q: A 40 kg stone falls from a height of 10 meters. Accordingly, what is the speed of the stone when it…

A: Given: m = 40 kg h = 10 m h' = 5 m

Q: An adult dolphin weighs around 1410 N. How fast must it be moving as he leaves the water vertically…

A: The maximum height (h) = 2.30 m Now for the velocity (u) of the dolphin, we use the kinematics…

Q: A hockey puck with mass 0.166 kg is pushed across the ice with a constant force of 0.89 N. The…

A:

Q: a student is skateboarding down a ramp that is 5.82 m long and inclined at 24.1% with respect to the…

A:

Q: A 164 kg mass is lifted 1.8 m. What is the potential energy of the mass (in J)E Your Answer:

A: Given, objects mass, m = 164 kg placed at a height, h = 1.8 m

Q: If 2,637 joules of energy were used in 0.1 second, how many kilowatts of power were used? Your…

A: Given data:  Energy (E) = 2637 J Time (t)= 0.1 s Required: Power (P) in kW

Q: A 60 kg skier pushes off the top of the frictionless hill at an initial speed of 4 m/s. Hot fats…

A: Using the law of conservation of energy,

Q: If a 3.58 kg object is placed on a frictionless incline of 59.5 º and released from rest, what is…

A: The kinematic equations of motion are-1) v=u+at2) s=ut+12at23) v2=u2+2as where,u is initial…

Q: The parachute on a race car, with a mass of 934kg, opens at the end of a quarter mile race with the…

A: Given Let us take the weight of the car as W=934 kg Initial velocity of the car just before opening…

Q: a second sled is released from the top of this incline with an initial speed vi. Both sleds reach…

A: When an object of mass m is on this frictionless incline, the only force acting parallel to the…

Q: OK, same sort of track, but now with d = 2.66 m. Now suppose the blocks starts on the track at x =…

A:

Q: The total mass of the sled and the driver on it in the figure is 125 kg. The driver is moving up a…

A: