A bicycle and rider going 14 m/s approach a hill. Their total mass is 62 kg. (a) What is their kinetic energy (b) If the rider coasts up the hill without pedaling, how high above its starting level will the bicycle be when it finally rolls to a stop?

Q: A container with a mass of 5.1 kg is lifted to a height of 8 m and then returned back to the ground…

A: Solution: A container is lifted to height h and then returned back to ground level. How much work is…

Q: (a) The roof of a large arena, with a weight of 250 kN, is lifted by 11 cm so that it can be…

A: Weight of the roof (F) = 250 kN.Lifted distance (d) = 11 cm. = 0.11 m.

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 cheetah has 5 joules of kinetic energy and runs up a 5 m hill. When it gets to the top of the…

A: Given- The kinetic energy of Cheetah (K.E) = 5 J Height cheetah can cover (h) = 5 m,

Q: You toss a stone of mass m straight upward with kinetic energy K. If the stone reached a maximum…

A:

Q: A car of wheat weight 700 kg.To what height should it be raised so that potential energy is 8860 J?…

A: Given data:  Mass of car (m) = 700 kg Potential energy (PE) = 8860 J Acceleration due to gravity (g)…

Q: A force of 30 N acts on a body and moves it through a distance of 5 m in the direction of force.…

A: Given data: Force (F) = 30 N Distance (d) = 5 m Angle between displacement and force (θ) = 0°…

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 force 51 N pushes a crate of mass 5 kg along the floor, where the force of friction opposing the…

A: the acceleration of the motion is  a=Fnetm=F-Ffrictionm=51 N-24 N5 kg=5.4 m/s2

Q: A bicycle and rider going 14 m/s approach a hill. Their total mass is 62 kg. (a) What is their…

A: Given values: speed v = 14 m/s mass m = 62 kg

Q: Suppose a car travels 108 km at a speed of 30.0 m/s, and uses 2.0 gal of gasoline. Only 30% of the…

A: Given that, The distane d is 108 km speed of car is 30 m/s V is 2 gal Work done is 30 % Gasoline is…

Q: A man driving a car sees a deer crossing the road and brakes the car with a force of 100 N. The car…

A: Work Done ( W ) = Force (F) * Distance moved (D)

Q: A weight lifter raises a 125 kg barbell from the ground to a height of 2.0 m. What is the barbell's…

A: Given Mass m = 125 kg Height h = 2.0 m

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 vehicle of 50 quintal climbs up a hill of 10 m. The potential energy gained by it is (take g = 10…

A: Calculating the potential energy by formula P = mgh

Q: (a) What is the kinetic energy of a 1000 kg automobile traveling at 0.44 km/hr? (b) How much work…

A: Given: mass,  m = 1000 kg  speed,v = 0.44 km/h = 0.122 m/s

Q: A bowling ball is dropped from the top of a building that has a height of ℎ=104m.  (a)Using energy…

A:

Q: An object of 10 kg mass moves with a velocity 80 km/hour at the height 100 m. What is the total…

A: It is given that

Q: A motorcycle can go from 0-60 mph in 3.5 sec.  The mass of the motorcycle is 450 kg.  (a)  What is…

A: The work done is equal to the change in kinetic energy. The power is defined a the rate of doing…

Q: A force of 16 lb is required to hold a spring stretched 4 in. beyond its natural length. How much…

A:

Q: how much potential energy does a person of mass 52kg have if they are standing at the top of a…

A: Given Data: The mass of a person is, m=52 kg The height of a building is, h=58 m   The expression…

Q: A box with a mass of 3.0 kg is accelerated from rest by a constant force across a floor at a rate of…

A: Given data:  Mass (m) = 3.0 kg Initial velocity (u) = 0 m/s Final velocity (v) = 1.7 m/s Time (t) =…

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: Two treads balls with masses 2 kilogram and three kilograms are suspended on threads of 70…

A:

Q: a 500 kg roller coaster car starts from rest at the top of a 6o- meters hill. find its potential…

A:

Q: A car of wheat weight 330 kg . To what height should it be raised so that potential energy is 8860 J…

A: Given value--- mass = 330 kg. potential energy = 8860 J. g = 9.8 m/s2.  We have to find---…

Q: A force of 190 Nt is used to lift an 18kg mass from the ground to a height of 22m. Assume no…

A: Given :Force need to lift the body,F=190 N,Mass of body, m=18 kg,Height from ground, h= 22m a. The…

Q: At NASA's Zero Gravity Research Facility in Cleveland, Ohio, experimental payloads fall freely from…

A:

Q: A force of 20 N acts on a body and moves it through a distance of 5 m in the direction of force.…

A: Given data: Force (F) = 20 N Distance (d) = 5 m Angle between force and displacement (θ) = 0°…

Q: An object is lifted vertically by applying a force of 100 N over a distance of 2 meters. If the…

A: Vertical force applied on object is Distance covered by object is Potential energy gained by object…

Q: What would be the power output in hp of a 1750 kg car if it can ascend to the top of a 285 m high…

A: Take the bottom of the hill to be at height zero. The potential energy of the car at the bottom of…

Q: See image attached. Thanks!

A:

Q: A bicycle and rider going 14 m/s approach a hill. Their total mass is 93 kg. (a) What is their…

A: Given data: Initial velocity (v) = 14 m/s Mass (m) = 93 kg

Q: A bicycle and rider going 13 m/s approach a hill. Their total mass is 75 kg. (a) What is their…

A: The initial velocity,