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a bicycle has wheels with a diameter of 0650 m it accelerates uniformly and the rate of rotation of its wheels
a speeder is pulling directly away and increasing his distance from a police car that is moving at 25 ms with respect
two radio waves are used in the operation of a cellular telephone to receive a call the phone detects the wave emitted
in 1980 over san francisco bay a large yo-yo was released from a crane suppose the yo-yo was 100 kg and it consisted of
a test rocket is fired straight up from rest with a net acceleration of 20 rm ms2 after 4 seconds the motor turns off
a 650104 kg space probe is traveling at a speed of 10000 ms through deep space retrorockets are fired along the line of
a 24 mm-diameter copper wire carries a 30 a current uniform across its cross sectiona determine the magnetic field at
a 170 m-long copper wire 300 mm in diameter including insulation is tightly wrapped in a single layer with adjacent
you are in a space shuttle traveling in the circular orbit which is 410 km above the earth your friend is in another
a rock is thrown on earth with an initial horizontal velocity and it hits the ground at x meters away from the point
a spring 70 nm has an equilibrium length of 100 m the spring is compressed to a length of 050 and a mass of 22kg is
a standard 100 w 120 v lightbulb contains a 740 cm-long tungsten filament the high-temperature resistivity of tungsten
a a beam of light traveling in a block of glass n160 is incident on the top surface at an angle of 55deg with respect
andrew jumped on a rocket sending it straight up and timing its motion he sees that the rocket goes by the top of the
starting from rest a basketball rolls from the top of a hill to the bottom reaching a translational speed of 232 ms
a two-stage rocket is launched at an initial angle of 83 degrees from the horizontal and for 154 secondsits engine
a force fvector 2xcirc3ycirc n is applied to an object at a point whose position vector with respect to the pivot point
a rail gun accelerates a projectile from rest by using the magnetic force on a current-carrying wire the wire has
the rotor in a certain electric motor is a flat rectangular coil with 81 turns of wire and dimensions 257 cm by 432 cm
a baseball is bunted down the third-base line leaving the bat from a height of 0850m with an initial velocity of 400ms
a 120-vrms space heater has two power settings 750 w and 1500 wa what is the resistance of the higher power setting ob
on the small and good planet ballonius in a distant solar system suppose we find the radius of the good planet to be
a machine in the factory operates from 12 v to operate from a 240 v line what must be the ratio of secondary to primary
an idiot following a fire truck northbound up the side of the highway is going 70 mph while the fire truck is going 60
in an l-r-c series circuit 310 ohm 0405 h and 603times10-8 f when the ac source operates at the resonance frequency of