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a potters wheel -- a thick stone disk of radius 0500 m and mass 120 kg -- is freely rotating at 500 revmin the potter
a block of mass m1 175 kg and a block of mass m2 590 kg are connected by a massless string over a pulley in the shape
a 062 kg glider slides frictionlessly on an 3-m air track inclined at an angle of 12 degrees the glider is connected to
a car accelerates uniformly from rest and reaches a speed of 221 ms in 897 sa if the diameter of a tire is 575 cm find
the particles in the figure below m1 18 kg and m2 35 kg undergo an elastic collision in one dimension their
one recent study has shown that x rays with a wavelength of 00050nm can produce significant numbers of mutations in
a 1000-turn coil of wire that is 24cm in diameter is in a magnetic field that drops from 012t to 0t in 11ms the axis
an electron and a proton are fixed at a separation distance of 847 nm finda the magnitude and direction of the electric
a spring-loaded toy gun shoots a 18 g plastic ball what is the launch speed if the spring constant is 44times104 nm3
steam enters a turbine with a velocity 120 ms at 600degc and 6000 kpa the steam leaves the turbine as saturated vapor
coming back to your room one night you see your roommate balancing an apple on top of their head the apple sits
a rescue helicopter lifts a 85 kg person straight up by means of a cable the person has an upward acceleration of 070
a series ac circuit contains a resistor an inductor of 200 mh a capacitor of 520 microf and a source with vmax 240 v
a source delivers an ac voltage of the form v 806 sin 78t where v is in volts and t is in seconds to a capacitor the
a skier slides horizontally along the snow for a distance of 25 m before coming to rest the coefficient of kinetic
suppose you pour water into a container until it reaches a depth of 343 cm next you carefully pour in a 102 cm
a solid sphere is released from height h from the top of an incline making an angle with the horizontala calculate the
an ac source has an output rms voltage of 995 v at a frequency of 430 hz the source is connected across a 270-mh
when a 0045 kg golf ball takes off after being hit its speed is 37 msa how much work is done on the ball by the club
when an ac source is connected across a 115- resistor the rms current in the resistor is 820 aa find the rms voltage
a 387 kg mass experiences a gravitational force of 147 n at a certain point in space what is the magnitude of the
a truck is carrying a steel beam of length160m on a freeway an accident causes the beam to be dumped off the truck and
a 0058 kg arrow is fired horizontally the bowstring exerts an average force of 65 n on the arrow over a distance of 090
a person pushes a 160 kg shopping cart at a constant velocity for a distance of 180 m she pushes in a direction 230deg
at a shooting competition a contestant fires and a 130 bullet leaves the rifle with a muzzle speed of 130 the bullet