A 1-kg toy rocket blasts off from ground level. At the exact top of its trajectory, it's energy is 140 J. To what vertical height does it rise?
Q: how far must you stretch a string with k=1000 N/m to store 200 J of energy?
A:
Q: A hawk of mass 10 kg dives to catch a mouse. During dive it loses 500 J of its potential energy. The…
A: Change in Gravitational Potential Energy = mass x acceleration x change in height 500 J = 10 kg x 10…
Q: You and your bicycle have combined mass of 80 kg. When you reach the base of the bridge, you are…
A:
Q: A ball (mass= 0.5kg) is dropped from a 100m high building. (a) How much work is done on the ball by…
A: Given quantities, mass, m= 0.5kg Height of the building =100m Acceleration due to gravity, g=9.8…
Q: A bag of wheat weight 320 kg. To what height should it be raised so that potential energy is 6790J?…
A: Given data : Acceleration due to gravity = g Potential energy…
Q: A baseball outfielder throws a 0.150-kg baseball at a speed of 40.0 m/s and an initial angle of…
A: Let the mass of the ball be m, the initial velocity of the baseball u, and the angle of projection…
Q: Problem 6: A 0.25 kg ball is suspended from a light 1.2 m string as shown. The string makes an angle…
A: Given: The mass of the ball is 0.25 kg. The length of the string is 1.2 m.…
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 3 kg ball falls from a height of 10 m. During the bounce it loses 50 J of energy. How high will it…
A: Given data: Mass (m) = 3 kg Initial height = 10 m Loss in energy = 50 J Required: Height of bounce…
Q: A particle of mass m = 10 kg moves along the x-axis. A graph of its potential energy as a function…
A: Given that an object of mass m=10 kg is moving along the x-axis. Now the particles is released from…
Q: At NASA's Zero Gravity Research Facility in Cleveland, Ohio, experimental payloads fall freely from…
A: Height of the shaft h=132 m Mass of the payload m=41 kg Acceleration due to gravity g=9.8 m/s2
Q: A box with a mass of 85kg is sliding horizontially at 17m/s when it reaches a ramp with an incline…
A:
Q: Your job is to lift 30-kg crates a vertical distance of 0.90 m from the ground onto the bed of a…
A:
Q: A woman runs up to the top of a hill. The gain in her potential energy is U. If she runs up the same…
A: when a woman runs up to the top of a hill , she gain potential energy that is U. Now she runs up the…
Q: A 0.140 kg baseball traveling at 30.0 m/s is caught by a catcher and moves her glove back 0.35 m…
A:
Q: The mass of the car is 100kg and we will round the acceleration due to gravity to be 10 m/s2. The…
A:
Q: A strong weight lifter raises a weight of 178 kg from x=0 m to x=1.58 m. How much GRAVITATIONAL…
A:
Q: A hiker of mass 49 kg is going to climb to the top of Mount Tam, which has elevation of 2574 ft. If…
A: Given values:Initial height:hi = 305 ft = 305(0.3048) m = 92.964 m Final height:hf = 2574 ft =…
Q: A 5.0 kg mass is falling from a height of 10.0 m with a speed of 2.0 m/a what is it's totally…
A:
Q: A0.20 kg ball was thrown vertically upward from a 20-m high building with a speed of 10 m/s. On its…
A: The ball’s mass is, The height of the building is, The ball’s initial speed is, The height above…
Q: A50 kg skater is moving at 6.1 m/s when he starts up a hill. What is the gravitational potential…
A: Given Mass of skater (m) = 50 kg Initial velocity (vi) = 6.1 m/s When skater stopped Final…
Q: A bag of wheat weight 330 kg .To what height should it be raised so that potential energy is 7800J?…
A: Given data: Mass (m) = 330 kg Potential Energy (PE) = 7800 J g = 9.8 m/s2 Required: Height (h)
Q: My 3.25 kg cat, Pretty Kitty, likes to sit on the tallest perch in her cat tree, 2 m tall. What is…
A:
Q: At what speed does a 1900 kg compact car have the same kinetic energy as a 20000 kg truck going 24…
A:
Q: A 60-kg skier starts from rest from the top of a 50-m high slope. If the work done by friction is…
A: Answer Given Mass m = 60 kg Height h = 50 m Work done W = -6 kJ = -6×10-3 J According to the…
Q: A bird (m=250g) is flying through the sky at 10m/s, if the birds total energy is 1000J, what is his…
A: Given data: Mass (m) = 250 g = 0.250 kg Velocity (v) = 10 m/s Total Energy (TE) = 1000 J Required:…
Q: Mary's gravitational potential energy is 1870 J when she sits 2.20 m above the ground in a sky…
A: In this question, we have to find the Mary weight. Please give a positive rating if the answer helps…
Q: How much potential energy due to gravity would a person have if he is standing on top of the…
A: Given that: Height of building, h=100 cm=1 m Mass of the person, m=100 kg
Q: You are on in-line skates at the top of a small hill. Your potential energy is equal to 10 1,000…
A: Potential energy is a form of stored energy here it's is gravitational potential energy. G.…
Q: If you push a crate horizontally with 100 N across a 10-m factory floor and friction between the…
A: The horizontal force is 100N, the frictional force is 70N, and the distance moved by the crate is…
Q: a 500 kg roller coaster car starts from rest at the top of a 6o- meters hill. find its potential…
A:
Q: A 210g stone is raised to a height of 26m. the gravitational potential energy (in Joule) of the…
A:
Q: what speed does a 1100 kg compact car have the same kinetic energy as a 20000 kg truck going 21 km/h…
A:
Q: Is disregarding any frictional or air resistance forces. (a) What will the gravitational potential…
A:
A 1-kg toy rocket blasts off from ground level. At the exact top of its trajectory, it's energy is 140 J. To what vertical height does it rise?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
