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an object with a mass of 23 kg lies on a horizontal frictionless surface a force of 83 newtons is applied to it
a particle is in uniform circular motion about the origin of an xy coordinate system moving clockwise with a period of
in the equation m1 110 kg and m2 35 kg the coefficient of static friction between m1 and the horizontal surface is
a 41 kg ice skater is moving at 473 ms when she grabs the loose end of a rope the opposite end of which is tied to a
a fighter plane flying at constant speed 510 ms and constant altitude 7400 m makes a turn of curvature radius 5300 m on
a 455-g golf ball is driven from the tee with an initial speed of 473 ms and rises to a height of 304 ma neglect air
a flat rectangular coil 150 cm wide and 18 cm long and containing 55 turns of wire is rotating at 25 revolutions per
an rlc circuit has a sinusoidal voltage supplied to it at 632 khz with a peak voltage of 748 v a 25 k resistance a 16
a nascar racecar rounds one end of the martinsville speedway this end of the track is a turn with radius approximately
three capacitors having capacitances of 81 uf 90 uf and 47 uf are connected in series across a 37-v potential
an optical disk drive in your computer can spin a disk at up to 10000 rpm if a particular disk is spun at 8690 rpm
an isolated spherical conductor of radius 12 cm is charged to 2 kva how much charge is on the conductor ncb what is the
a friend buys a used pickup truck that comes complete with a cb radio however the antenna is broken off and your friend
a bat hits a moving baseball if the bat delivers a net eastward impulse of 13 n-s and the ball starts with an initial
a 440 g marble is fired vertically upward using a spring gun the spring must be compressed 100 cm if the marble is to
the force shown in the attached figure is the net eastward force acting on a ball the force starts rising at t 0012 s
an air-gap parallel-plate capacitor that has a plate area of 180 m2 and a separation of 280 mm is charged to 80 vwhat
a 32 microf capacitor and a 68 microf capacitor are discharged and then connected in series and the series combination
a 1100 kg block of granite is pulled up an incline with l 400 m at a constant speed of 106 ms by a steam winch the
a horizontal slingshot consists of two light identical springs with spring constants of 90 nm and a light cup that
a 04-kg object is traveling to the right in the positive direction with a speed of 2 ms after a 02 s collision the
a turntable must spin at 334 rpm 350 rads to play an old-fashioned vinyl record how much torque must the motor deliver
a wheel makes 783 rotations during 545 s what is the average angular velocity in that time
the puck in figure has a mass of 135 kg if its original distance from the center of rotation is 312 cm and the puck is
an injured monkey sits perched on a tree branch 90 m above the ground while a wildlife veterinarian is kneeling down in