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if the electric field inside a capacitor exceeds the dielectricstrength of the dielectric between its plates the
what are the advantages of placing capacitors in parallel what are the disadvantageswhat are the advantages of placing
two circular disks spaced 050 mm apart form a parallel-plate capacitor transferring 170 x 109 electrons from one disk
ip an object is located to the left of aconvex lens whose focal length is 38 rm cm the magnification produced by the
in an experiment designed to measure the speed of light a laser isaimed at a mirror that is 590 km due north a detector
a battery of epsilon 200 v and internal resistancer 0450 omega is driving a motor the motor is lifting a 20n mass at
three 050 kg particles form an equilateral triangle with 060 m sides the particles are connected by rods of negligible
a light bulb emits light uniformly in all directions the averageemitted power is 1500 w at a distance of 4 m from the
a torque of 240 n m is applied to a solid disk accelerating itfrom rest to an angular velocity of 1400 rpm the disk has
calculate the maximum torque that can be applied to the pedals of a bicycle by a rider with a body mass of 740 kg if
a radio transmitting station operating at a frequency of125 mhz has two identical antennas thatradiate in phase antenna
consider two antennas separated by 140 mthat radiate in phase at 85 mhz areceiver placed 150 m from both antennas
a stream of water strikes a stationary turbine blade horizontallyas the drawing illustrates the incident water stream
a solar collector that can provide 10w of power forcharging the 30v batteries what is the maximum charging current the
a 750 kg bungee jumper tied to a 390 m longcord leaps off a bridge whose deck is 690 m above thewater he falls to 70 m
a 560-muf capacitor is connected to a generator operating at alow frequency the rms voltage of the generator is 400 v
an lc circuit has l 060 mhand c 14 microf thetotal energy stored in this circuit is 27 microj 27010-6 ja find the
a flywheel with a very low friction bearing takes 16 h to stop after the motor power is turned off the flywheel was
a helium balloon can just lift a load of 780 n the skin of the balloon has a mass of10 kga what is the volume of the
a block is at rest on an incline of 37 degrees the coefficients are mus81 and muk69 resepectively the acceleration of
suppose we plotted i0 magnitude of the current as afunction of the inverse of the equivalent resistance what should the
an astronaut in deep space is taking a space walk when the tether connecting him to his spaceship breaks how can he get
an object oscillates from a massless vertical spring with afrequency of 400 hz hanging at rest from this spring how
a 200 g cord is stretched over a distance of 52 mand placed under a tension of 500 n compute the speed of a transverse
a teenager pushes tangentially on a small hand-driven merry-go-round and is able to accelerate it from rest to a