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A resistor with R = 2.4 k? is connected to an AC generator that operates at 60 Hz with an amplitude of 41 V.
(a) Find the amplitude of the current through the resistor. =__________A
(b) Find the maximum instantaneous power dissipated in the resistor. =__________W
(c) Find the minimum instantaneous power dissipated in the resistor. =__________W
(d) Find the average power dissipated in the resistor. =__________W
(e) How long will it take this resistor to dissipate 230 J? =__________s
A 5439 N car traveling at 52m/s up an incline that is at an angle of 5.0 degrees about the horizontal, brakes, coming to rest in 124m. What is the braking force
Two blocks slide on a horizontal, frictionless surface with two springs on opposite sides. Block A has mass 1.14 kg and Block B has mass 3.27 kg. What is the maximum compression of Spring 2
Consider neon, a noble gas whose molecules consist of single atoms of atomic mass 0.02 kg/mol. Avogadro's number is 6.02 × 1023 mol-1, what is the average kinetic energy of a neon atom
A driver measures her "cold" tire gauge pressure to be 2.05 105 Pa. The measurement is made before driving, Find the final temperature in Celsius of the air in the tires
q1. a rectangular barge that is 5.00 m long and 3.00 m wide floats in freshwater. when the barge is loaded with cargo
A 56-kg student runs at 4.2m/s , grabs a hanging 10.0-m-long rope, and swings out over a lake. He releases the rope when his velocity is zero. What is the angle when he releases the rope
A basketball player is balancing a spinning basketball on the tip of his finger. The angular displacement of the ball, in radians is
A major motor company displays a die-cast model of its first automobile, made from 5.14 kg of iron. What mass of gold is needed to make the new model
A movie camera with a (single) lens of focal length 95 mm takes a picture of a person standing 28 m away. what is the height of the image in millimeters on the film
The maximum current in a superconducting solenoid can be as large as 3.51 kA. what is the magnitude of the magnetic field it produces
A 200g block is suspended from a vertical spring, causing the spring to strech by 20 cm, What is the speed of the block when it is 5.0cm above the equilibrium position
It's possible to estimate the percentage of fat in the body by measuring the resistance of the upper leg rather than the upper arm; the calculation is similar. What are the fractions of muscle and fat in the leg
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