A cyclist in a race must climb a 5° hill at a speed of 8 m/s. If the mass of the bike and the biker together is 80 kg, what must be the power output of the biker to achieve the goal?
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A: Given the mass of the car m=114 kg and the velocity at which we need to run the car v=6m/s we have…
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Q: A machine does 33,000 ft lbs of work in 1 minute. What is its power output per second
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Q: If a 6 kg mass is dropped from a height of 10 meters, what is the velocity of the mass right before…
A: In the given question the mass of the mass is given is 6kg and height is also given 10 meter from…
Q: A 1,019 kg car with 230.5 horsepower is driving up a 498.4 meters mountain. How long (in seconds)…
A:
Q: A pitching machine uses 122J of energy to throw a baseball with a mass of 0.145kg at a speed of…
A: The given data are: Win=122 Jm=0.145 kgv==36 m/st=0.4 s Here, Win denotes the input energy, m…
Q: What is the kinetic energy of a 15 g mass moving at 127 m/s
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Q: A washing machine has a power requirement of 2500 W. Every month the machine is used for 6.0 hours.…
A: power requirement of washing machine = 2500 Wtime = 6 hours cost of electricity = 13 cents/kWh
Q: Kinetic Energy: (a) What is the kinetic energy of a 23 kg dog that is running at a speed of 8 m/s?
A: Given: mass,m= 23 kg velocity,v = 8 m/s
Q: A 2063 KG car accelerates from rest to a velocity of 25M/S in 13 seconds. The power of the engine…
A: Given:- The mass of the car is m = 2063 kg The car starts from rest and achieves a velocity of v =…
Q: The answer is -0.012 J. Why it is negative value?
A:
Q: A baseball traveling at a speed of 45 m/s has 95 J of kinetic energy. What is the mass of the…
A: Solution:- 1) The kinetic energy of an object of mass m and moving with velocity/speed v , is given…
Q: A rock has a mass of 5.71kg and has 482.21j of potential energy. How high off the ground is the…
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Q: 5 kg block requires 5 m to slide to a stop.If the force of friction was 30 N, what was the initial…
A: F = m a Acceleration a = F/m
Q: What is the scientific definition of work?
A: Work is defined as a force causing the movement. The expression for work done is given by,
Q: A crane is lifting a 13, 700 N load from the ground to a height of 41.4 m. If this process takes…
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Q: How much work is done to get a 60 kg object to go from 5 m/s to 15 m/s?
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Q: The mechanical energy of a basketball is 400 J. If the kinetic energy is 224 J, what must the…
A: Given : Mechanical energy = 400 J Kinetic energy = 224 J
Q: A 1 kg rock is dropped from a height of 6 m. What is the speed of the rock when it just hits the…
A: Given values: Mass, m=1 kg Height, 6 m Acceleration due to gravity, g=9.8 m/s2
Q: 6. An object moving with a speed of 67 m/s and has a kinetic energy of 500 J, what is the mass of…
A: Kinetic energy of an object is given by (1/2) of the product of mass and velocity squared K=1/2 Mv^2…
Q: A car goes down a frictionless 100 incline for 1 m. What is it’s final velocity?
A: Given Data : The distance travelled by car is given as s = 1m. The angle of inclination of the plane…
Q: A weightlifter picks up a 826 N weight and picks it up to a height of 1.4 meters. It takes him 1.2…
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Q: 4 kg block requires 5 m to slide to a stop. If the force of friction was 33 N, what What is the…
A: Given data The mass of the block is m = 4 kg. The sliding distance is d = 5 m. The force of…
Q: A 1,367 kg car with 234 horsepower is driving up a 202.7 meters mountain. How long (in seconds) will…
A: Given data: Mass (m) = 1367 kg Power (P) = 234 hp Height (h) = 202.7 m Required: Time (t) taken to…
Q: A painter of mass 80 kg climbs 3.0 m up a ladder. The painter's potential energy has increased by
A:
Q: A boy exerts a force on a lever to raise a 1250 N rock a distance of 0.13 m. The boy moved his end…
A: This is a question the principle of levers. The principle of levers is given by:Fere=Flrlwhere, Fe…
Q: crane lifts a 320 kg crate up a height of 6.5 m. How much work does the crane do to lift the crate?
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Q: A 5 kg block requires 6 m to slide to a stop.If the force of friction was 21 N, what was the initial…
A: In this question the block experiences a frictional force in the opposite direction of the motion,…
Q: A ball has a kinetic energy of 106 J. If the ball is moving at a velocity of 3.21 m/s, what is the…
A: Given data: Kinetic energy (KE) = 106 J Velocity (v) = 3.21 m/s Required: The mass of the ball in…
Q: A 1200 kg frictionless roller coaster starts from rest at a height of 22 m. What is its kinetic…
A: The mass of the roller is m = 1200 kg. The initial height of the roller coaster is hi = 22 m. The…
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- what is the speed of a 100kg dude running with a kinetic energy of 23.8JWhen a golf ball is hit it travels 41 meter per second . The mass of a golf ball is 0.045 kg. what is the kinetic energy of the golf ball?A woman's salary is 25% more than that of her male partner. They individually make $1800 a month as a team. What is the woman's monthly salary?
- A 0.15 kg baseball is throw with a force of 15 N. If the ball is going 40 m/s, its kinetic energy is ____ j.How much force does it take to bring a 1,325 N car from rest to a velocity of 33 m/s in 11 seconds?Power: A kilowatt-hour is equivalent to 1000 W. 3600 J3,600, 000 j/ s . 3, 600, 000 J 3600 j/s