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(a) Find the equivalent capacitance between points A and B for the three capacitors in parallel.
(b) What Is the charge on the 7.9-μF capacitor If a 51.8-V emf is connected to the terminals A and B for a long time?
A 42.0-kg boy, riding a 1.50-kg skateboard at a velocity of 5.50m/s across a level sidewalk, jumps forward to leap over a wall.Just after leaving contact with the board, the boy's velocityrelative to the sidewalk is 6.00 m/s, 8.30° above thehorizo..
A car of mass 800 kg moves on a circular track of radius 40 m. If the coefficient of friction is 0.5, then what is the maximum velocity with which the car can move?
an ultrasound device is used to measure blood flow in an artery. an ultrasonic transducer in the probe emits inaudible
The writing on the passenger-side mirror of your car says "Warning! Objects are closer than they appear." There is no such warning on the driver's mirror. How far are you from the image of the cyclist
an electron travels at a speed of 2.0 x 104 ms through a uniform magnetic field of strength 1.2 x 10-3 t. what is the
Which description of motion of the car, from t=0 to t=50 seconds is correct, accurate and unambiguous? (That is, it correctly and accurately describes the motion of the car, without allowing another interpretation.)
A 12 g bullet travelling at 420 m/s is fired into the middle of an unlatched 32.0 kg door. The door is hinged on one end, is 1.20m wide and has I = 1/3 Md^2. What is the angular speed of the door just after the bullet is embedded in it
a 4.20-g bullet embeds itself in a 20.0-kg block which is attached to a horizontal spring with a force constant of 950
A 10kg block is attached to a light cord that is wrapped around the pulley of an electric motor. What is the power output of the motor when it is pulling the block upward with an instantaneous speed of 3m/s and an upward acceleration of 2m/s^2
If it requires 5.0 Joule of work to stretch a particular spring by 2.0 centimeter from its equilibrium length, compute how much more work will be required to stretch it an additional 4.0 centimeter
You hang a book bag on a spring scale and place the bag on a platform scale so that the platform scale reads 26.7N and the spring scale reads 14.6NDraw a force diagram for the bag.
The 5.35- kg weight that drives the time mechanism of a grandfather clock descends 19 cm in exactly 24 hours. What power is delivered to the mechanism
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