Q: A car is cruising at a constant speed of 24 m/s. If the frictional force acting on the car is 571 N,…
A: Given: Speed of car v = 24 m/s Frictional force acting on the car f = 571 N
Q: An 80 kg man is jogging at a velocity of 4 m/s. What is his kinetic energy?
A: Given data: Mass (m) = 80 kg Velocity (v) = 4 m/s Required: Kinetic energy
Q: A boy rides a bicycle a distance of 10 m, carrying a bag which weighs 50 N. What is the work done on…
A: Force, F = 50 NDisplacement, d = 10 m The work done on the bag will be given by the formula W = F.d…
Q: A Car of 1100 kg mass changes the speed from 4 m/s to 6m/s. What is the work done ( in Joules) by…
A: Work done can simply be said to be the displacement that happens due to the application of a force.…
Q: how fast must a 100kg cart be traveling to have a kintec energy of 25,000 J?
A: Given:Mass,M=100 kgKintec energy ,KE=25,000JFind how fast must be traveling ,VNow,Kinetic energy…
Q: What is the velocity of a 4.8×10³ kg truck whose kinetic energy is 125kj?
A: Mass of truck = 4.8×103 kg KKinetic energy of truck= 125kj
Q: A force of F = 159 N pulls a mass of 15 kg a distance of x = 4.8 m. How much work is done by the…
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Q: A 1,100 kg horse is walking at 3.0 m/s. How much energy does the horse have?
A: Recall KE=12mv2 Where m= mass of object v= speed of object
Q: A log is pushed 2 m by a 5 N force. The opposing frictional force is 0.53 N. How much work is done…
A: Work: The work done by any force is the product of the force with the displacement of the object.…
Q: car with a mass of 1000 kg accelerates from rest to a speed of 20 m/s over a distance of 100 meters.…
A: The mass of a car is, The initial speed of a car is, The final speed of a car is, The distance…
Q: The engine of a motorcycle does 22500 J of work to get it going. If the motorcycle starts from rest…
A: Given: Work = 22500 J Mass of motorcycle = 50 kg
Q: A Car of 1100 Kg mass changes the speed from 4 m/s to 6 m/s. What is the work done ( in Joules) by…
A: According to the work-energy theorem, Here, KEi and KEf represent the initial and the final kinetic…
Q: What is the kinetic energy of a 20 KG dog that is running at a speed of 8.2 m/s (about 18 mi/h)
A: m= 20 kg v= 8.2 m/s kinetic energy= K
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: The mass of a bald eagle is 6.3 kg. If the eagle is flying at a speed of 33.5 meters/seconds, what…
A: The relation of the kinetic energy is given in terms of mass and velocity Ek=12mv2
Q: how much energy needed to kick a football of mass 500 gm with the velocity 72 km/hr
A: Given, mass of the football = 500g =0.5 kg velocity of foot ball = 72 km/hr…
Q: A 1250 kg car is moving at 16.6 m/s. Then, 377 kJ of work is done on the car to increase its speed.…
A: According to work-energy theorem, the work done by the net force on a body is equal to change in…
Q: A 900kg car is moving at 5 m.s. how much kinetic energy does it have?
A: The kinetic energy of the car can be given by KE=12mv2
Q: A cart pulled by the farmer has a kinetic energy of 100 J. What will be the kinetic energy if the…
A: Given value--- kinetic energy = 100 J. We have to find--- What will be the kinetic energy if the…
Q: A bodybuilder lifts a 150 kg barbell to a height of 3.0 m. What is the work done by the bodybuilder…
A: The potential energy is given by U = m g h where, m is the mass, g is the gravity and h is the…
Q: A car with a mass of 1308 kg slows down from 58 km/h to 24km/hr. Calculate the change in its kinetic…
A: We have given Mass of car m=1308kg Initial velocity u= 58 km/h u =…
Q: A 35 kg student is riding an 18 kg bike down a path. They are moving at at 11 m/s. What is the…
A: Given Mass of the student is M=35 kg Mass of the bike is m=18 kg Speed of the student and the bike…
Q: A 800 lb horse pulls a 200 lb cart with a force of 50 lbf. If the horse pulls the cart a distance of…
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Q: 1000 kg automobile moving at a speed of 30.0 m/s gains 200 kJ of energy when it changes its speed.…
A:
Q: What is the kinetic energy of a 27 kg dog that is running at a speed of 7.9 m/s (about 18 mi/h)?
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Q: A baby carriage is sitting at the top of a hill that is 21 meters high. The baby carriage with the…
A:
Q: What is the kinetic energy of a 2.4 kg brick travelling at a speed of 12 m/s in Joules?
A: Given: mass of brick, m = 2.4 kg speed of brick, v = 12 m/s
Q: A typical baseball has a mass of 0.145 kg. Some pitchers can throw a baseball with a speed of about…
A:
Q: A runner with a mass of 40 kg increases his speed from rest to 8 m/s. How much work has she done
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Q: What is the kinetic energy of a 900 kg car moving at 30 km/hr:
A: The mass =900kg To find the kinetic energy
Q: A 1200 kg car is moving with a velocity of 25 m/s. Find its kinetic energy.
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Q: A 10.0 gram bullet is fired from a gun and it has 500 J of kinetic Energy. What is the speed of the…
A:
Q: A car is traveling at 13 m/s .How fast would the car need to go to double its kinetic energy? By…
A: Velocity of car, v = 13 m/sConsider mass of car is m. When speed is doubled, v' = 26 m/s
Q: A car with a mass of 1500 kg drives along the highway at 27 m/s, what is the Kinetic Energy of the…
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Q: What is the kinetic energy of a car that is traveling at 15.5 m/s if it has a mass of 1343 kg?
A: Data Given , A car travelling at 15.5 m/s , Means , velocity of the car ( V ) = 15.5 m/s Mass of…
Q: A 300-kg roller coaster car starts 48m above the ground and is 5m above the ground at the end of the…
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A car with a mass of 1000 kilogram is moving at a speed of 10 meters per second. What will be the kinetic energy of the car?
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