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1. A video game console requires 6.00 V to operate correctly. A transformer allows the device to be powered from 120 V outlet. If the primary has 500 turns, determine how many turns should be in the secondary. Show your work.
2. For the video game problem above, determine the output current if the input current is 0.1 A. Determine the resistance of this device. Show your Work.
Calculate momenta before collision of the objects with masses m1=10g and m2=20g, moving with speeds v1=2m/s and v2=7m/s
A light bulb is rated at 60 W when connected to 120V. What current flows through the bulb in this case
A stone is tied to a string (length = 0.972 m) and whirled in a circle at the same constant speed in two different ways. First, the circle is horizontal and the string is nearly parallel to the ground. Next, the circle is vertical.
A 0.29 F capacitor is desired. What area must the plates have if they are to be separated by a 3.7 mm air gap
A cord passes over a weightless and frictionless pulley. Masses of 200 and 300 grams are attached to the ends of the cord. Obtain the distance the masses will move during the fifth second after they had started
A block of mass Msits on an inclined plane (angle θ). The mass of the block is 3.0kg and the coefficient of static friction isμs.
An aircraft with a weight of 8473 N accelerates from 0 to 94 m/s in 8.2 seconds, at which time the aircraft launches. What is the kinetic energy of the aircraft when the aircraft launches?
A space traveler weighs 535 N on earth. What would the traveler weigh on another planet whose radius is three times that of earth and whose mass is twice that of earth.
A truck travels 40 meter in 8.5 second, while uniformly slowing down to a final speed of 2.8 m/s. Compute the original speed of the truck
An operating gearbox (transmission) has 200. hp at its input shaft while 190. hp are delivered to the output shaft. Determine the rate of entropy production by the gearbox
a meter stick is shot horizontally, from a meter stick projector at a speed of .9c. How large will it be relative to its frame of reference
A block slides down from rest from the top of an inclined plane 30° above the horizontal. The plane is 100ft long and frictionless, What distance will it travel on a frictionless horizontal surface at the first of the plane 6.00s after it has trav..
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