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How much force is required to move a sled 5 meters if a person uses 60 J of work? a. 300 N b. 12 N c. 65 N d. 30 N Which of the following units would you use to measure work? a. Newton b. Joule c. Meter d. Watt Which of the following is the Newton used to measure? a. distance b. work c. force d. energy Joy uses 20N of force to shovel the snow 10 meters. How much work does she do? a. 200 J b. 2 J c. 30 J d. 100 J What does power measure the rate of? a. force b. energy c. work d. distance Which of the following is calculated by dividing work by time? a. power b. energy c. force d. distance Which of the following situations correctly describes power? a. Bill pushed a car for 5 minutes for 20-km while doing 15 J of work. b. Sue does 27 J of work. c. Maddi exerts a force of 45 N. d. Alex exerted a force over 46 m. How many watts equal 1 kilowatt? a. 1 Watt is equal to 1 kilowatt. b. 100 Watts is equal to 1 kilowatt. c. 500 Watts is equal to 1 kilowatt. d. 1,000 Watts is equal to 1 kilowatt.
A28.0-kg block is initially at rest on a horizontal surface. A horizontal force of 76.0N is required to set the block in motion, after which a horizontal force of57.0N is required to keep the block moving with constant speed.
A galvanometer has a coil resistance of 48.0 ?. It is to be made into a voltmeter with a full-scale deflection equal to 100.0 V. what size resistor should be placed in series with the galvanometer
An 8.0-kg block is set moving with an initial speed of 6.0 m/s on a rough horizontal surface. how far does the block travel before it stops
A stone is thrown with an initial speed of 15 m/s at an angle of 53degrees above the horizontal from the top of a 35m building. what is the speed of the rock as it hits the ground
question the plates of a spherical capacitor have radii 43.4 mm and 46.9 mm. what must be the plate area in square
The x-component of a velocity vector that has an angle of 31 degrees to the +x-axis has a magnitude of 4.9m/s. What is the magnitude of the velocity
A block slides down an inclined plane of slope angle ? with a constant velocity. How far up the incline will it move before coming to rest
A pulley in the form of a uniform disk has a rope hanging over it.The circumference of the pullet is 1.2m and the pulley's mass is2.2 kg. The rope is 8m long and has a mass of 4.8 kg. When the difference in heights between the two end of the rope ..
Raindrops fall 1500 m from a cloud to the ground. If they were not slowed by air resistance, how fast would the drops be moving
An AC voltage of the form ?v = 100 sin 1 000t, where ?v is in volts and t is in seconds, is applied to a series RLC circuit. Assume the resistance is 350 ?, the capacitance is 5.20 µF, and the inductance is 0.500 H. Find the average power delivered t..
A 58.0 %u03BCF capacitor is connected to a generator operating at a low frequency. The rms voltage of the generator is 5.00 V and is constant. at what frequency will the fuse burn out
A hydrogen atom initially in the ground state absorbs a photon, which excites it to the n = 3.00 state. determine the frequency of the photon
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