When the 5-kg box reaches point A it has a speed VA = 12 m/s. (Figure 1)
Q: Along a straight horizontal track, a roller-coaster car is moving at 25 m/s. As shown in the figure…
A:
Q: A0.20 kg ball is dropped at a speed of 16 m/s from a 22 m cliff. What is its potential energy at the…
A: We are given mass of ball. We are also given its initial height. The potential energy is dependent…
Q: A 57-kg pole vaulter running at 11 m/s vaults over the bar. Her speed when she is above the bar is…
A:
Q: 12. In the diagram below, if the mass of the car is 100 kg, R = 8 meters and h = 30 meters, then…
A: Mass of car: m = 100 kg Initial speed of car = 0 m/s Initial height of car: h = 30 m Final height of…
Q: In the figure, a frictionless roller coaster car of mass m - 815 kg tops the first hill with speed…
A:
Q: The world's fastest humans can reach speeds of about 11 meters per second. In order to increase his…
A: The maximum speed of the sprinter,
Q: A roller coaster car has a massive 320 kg. Starting from the rest the car requires 3.5×10^5 joules…
A:
Q: A 14 kg penguin slides on its belly down an icy, frictionless glacier. If the penguin started from…
A: Write the given values of the problem- Mass=14 kg final speed(vf) vf=14 m/s
Q: During a water balloon fight at a college dormitory, a student drops a 0.80-kg water balloon from a…
A: Given data: m=0.8 kgv=14 m/s Need to determine the height of the window.
Q: The 8-kg sack slides down the smooth ramp. If it has a speed of 1.5 m/s when y = 0.2 m, determine…
A:
Q: A 70 kg skier 12m up a hill is traveling 9 m/s. Find how fast the skier will be traveling when she…
A:
Q: How much energy is lost to a dissipative drag force if a 60-kg person falls at a constant speed for…
A: Given data : Mass of the person , m = 60 kg Distance, S = 15 meter Falls at constant speed To…
Q: A car weighing 500 kg moving against a resistance of 500 N, accelerates from rest to 20 m/s in 100…
A:
Q: Rank the following four devices by the energy they use for the time period given, from highest to…
A: Electrical energy is given by the product of power and time.
Q: You allow a mass of 0.5 kg to slide down a frictionless incline. If you released it 1 m above ground…
A:
Q: At 11 m/s, a 66 kg pole vaulter vaults over the bar. Her top speed is 1.2 m/s while she's above the…
A:
Q: At point B, a 240.0 kg roller coaster car is moving at 22 m/s. Assuming no friction from points A to…
A:
Q: 19. A 1200 kg roller coaster is traveling at 13 m/s at the top of the 30 m high hill. What is the…
A: Let v1 and v2 be defined as the velocity at the top and bottom. And let h1 and h2 be defined as the…
Q: A hammer held horizontally is allowed to swing down with the end of the handle held in place. The…
A: Given that : Weight of the hammer = 2 kg Ignoring the mass of the handle = 0.6 m After swinging down…
Q: A 12.0 kg mass is dropped from a hot air balloon at a height of 345 m above the ground. Find it's…
A: Given : Mass dropped from the hot air balloon, m = 12.0 kg Height at which the mass is…
Q: A block of mass M is dropped from rest on the spring asshown in the figure. The spring compresses a…
A: The energy possessed by an object which is in motion , with velocity v is known as the kinetic…
Q: At 11 m/s, a 66 kg pole vaulter vaults over the bar. Her top speed is 1.2 m/s while she's above the…
A: Given: Initial Velocity (Vi ) = 11 m/s Final Velocity (Vf) = 1.2 m/s
Q: Suppose you have a roller coaster cart that is 100 meters above the earth's surface. If the mass of…
A:
Q: In a roller coaster the ride includes a vertical drop of 120 m. Suppose that the coaster has a…
A: Given, Height of fall,h=120 m Speed at top,u=4 m/s
Q: Calculate the kinetic energy in Joule, of a car of mass 1300kg travelling at 50km/h.
A: We know that-Kinetic energy, KE=12mv2here, m is the mass of the objectv is the velocity of the…
Q: A small block is sent through point A with a speed of 11 m/s, as shown in the figure. Its path is…
A:
Q: loop (radius= 0.5 m) carries a current of 3A and has a normal unit vector of A= (21-1+ 2k)/3. What…
A: It is given that, The radius of the circular loop is r=0.5 m.…
Q: A car of mass 500kg moves along a straight level road. The engine of the car works at a constant…
A:
Q: Select the equation used to calculate an object's KE = 2 mv? KE mr = O KE =1 m
A: Given:- The kinetic energy of the object Find;- correct option of the following a) KE= 2mv2b)…
Q: Superman stands majestically on top of a 250meter tall building with the wind whipping his cape.…
A:
Q: As a block of mass 7 kilograms drops from the edge of a 40-meter-high cliff it experiences a loss of…
A: Given: The mass of the block is 7 kg. The height of the cliff is 40 m. The loss of energy due to air…
Q: Noel is playing on a swing and has a weight of 60.0Newtons. Approximately, what is his maximum speed…
A: Given data :- weight W = m.g = 60 N initial height h = 0.50 m final maximum height H = 3.00 m
Q: ove the bar is 1.5 m/s.
A:
Q: What is the kinetic energy of a 30 kg object travelling at 20 m/s? O 12 kJ O.12 kJ O 120 kJ O 12 kJ
A: Given data: Mass (m) = 30 kg Velocity (v) = 20 m/s Required: Kinetic energy (KE)
Q: A 58-kg pole vaulter running at 10 m/s vaults over the bar. Her speed when she is above the bar is…
A:
Q: Your friend throws a stone that has a mass of 4kg straight down from the top of a 175m tall building…
A:
Q: A particle of mass 4.0 kg moves under the influence of the force F(x) = (-5x2 + 7x) N. If its speed…
A:
Q: A 23.0-kg file cabinet of is sliding down a frictionless ramp for a distance of 5.00 m as shown. Use…
A: Given that:- Mass of file cabinet=23kg
Q: A 59-kg pole vaulter running at 10 m/s vaults over the bar. Her speed when she is above the bar is…
A: The given values are,
Q: (a) What is the box's speed at point B (in m/s)? m/s What is the box's speed at point C (in m/s)?…
A:
Q: A roller coaster of mass 500 kg is at its highest point in a loop traveling at a velocity of 4 m/s.…
A:
Given:
The expression of the slope is .
The velocity of the box at A is 12 m/s.
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
