Calculate the magnetic permeability value in vacuum: но = Tm 1.26 × 10-6 ™m =

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Q: A woman runs up a flight of stairs. The gain in her gravitational potential energy is 1000 J. If she…

A: The gain in gravitational potential energy is given as 1000 J.

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Q: How much work is done by a 59 kg ninja watrior in climbing a ladder that is 9 meters long? Express…

A: Mass of ninja warrior (m) = 59 kg  Length of ladder (L) = 9 m

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A: By the energy conservation law, energy neither be created nor be distroyed it just changes the type…

Q: I performed a lab using a toy car to go down a ramp that was positioned at different heights. For…

A: Given data: The mass of the car is m=0.56 kg The height of the ramp is d=0.4 m Write the…

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

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Q: A bag of wheat weighs 50 kg. To what height should it be raised so that its potential energy may be…

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Q: A student evaluates a weight loss program by calculating the number of times he would need to dlimb…

A: Given: Total height , h=16.0 m Weight fat lose , m=0.45 kg 1 kg of fat can produce chemical 3.77×107…

Q: A box lying on a horizontal frictionless surface is pulled by a horizontal force of 100 N. The box…

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Q: A solid 25-kg wood block is lifted a vertical distance of 3 meters. Its potential energy increases…

A: Given data:  Mass (m) = 25 kg Height (h) = 3 m Acceleration due to gravity (g) = 10 m/s2 Required:…

Q: A 56-kg pole vaulter running at 11 m/s vaults over the bar. Her speed when she is above the bar is…

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Q: Flapping flight is very energy intensive. A wind tunnel test on an 89 g starling showed that the…

A: Write the given values, and determine the energy released by the bird.

Q: A weight lifter raises a 100 kg barbell to a height of 2 m. what is the barbell's potential energy?…

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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 58-kg pole vaulter running at 10 m/s vaults over the bar. Her speed when she is above the bar is…

A: When no other force apart from force due to gravity acts on a system, then the total mechanical…

Q: Under normal conditions the human heart convertsabout 13.0 J of chemical energy per second into 1.30…

A: Write the expression for number of calories required to power the heart for one day.

Q: The summit of Mount Everest is 8850 m above sea level. (a) How much energy would a 90 kg climber…

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Q: Suppose that the average U.S. household uses 14100 kWh (kilowatt-hours) of energy in a year. If the…

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Q: A 56-kg pole vaulter running at 10 m/s vaults over the bar. Her speed when she is above the bar is…

A: Since, the air resistance and any energy absorbed by pole are neglected; The total energy of the…