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an arrangement of two pulleys as shown in the figure is used to lift a 500-kg mass a distance of 470 m above the
a 123-kg box slides up an incline plane with a speed of 86 ms if the angle of the plane with respect to the horizontal
a force is applied to a 100-kg go-cart to accelerate it from 100 ms to 200 ms over a 700 s time frame if the
a 0244 h inductor is connected to a capacitor and a 445 resistor along with a 372 hz 461 v generatorto what value
your salary in year 1 is 65000 you deposit 6 at the end of each yearin a savings account that earns 4 interest
an rlc circuit is used to tune a radio to an fm radio station broadcasting at 337 mhz the resistance in the circuit is
a 16 microf capacitor and a 23 h inductor are connected in series with a 60 hz source whose rms output is 119 vfind the
a 100-kg object moves on a level surface with a coefficient of friction of 040 if the initial velocity is 15 ms how
a certain capacitor in a circuit has a capacitive reactance of 269 when the frequency is 189 hz what capacitive
a 509-f capacitor is discharged through a resistor whereby its potential difference decreases from its initial value of
a golf club strikes a 0059 kg golf ball in order to launch it from the tee for simplicity assume that the average net
you are trying to lift a stack of books off the table the stack of books has a mass of 15 kg what minimum upward force
a block of mass 250 kg is pushed 220 m along a frictionless horizontal table by a constant 200 n force directed 250deg
100 g of a certain radioactive sample are sealed into a container after 10 years only 25 g remain what is the half life
a flat rectangular coil 520 cm by 105 cm contains 340 turns of wire if the coil is placed in a uniform magnetic field b
a patients heart pumps 42l of blood per minute into the aorta which has a diameter of 22cm the average force exerted by
two blocks are connected by a string the smooth inclined surface makes an angle of 35 degree with the horizontal and
a uniformly charged infinite sheet with a surface charge density lies flat in the x-y plane find the electric field
the skier starts at a snow covered slope which is inclined 20 degrees above the horizontal the skier has a mass of
suppose a cart was given a push down a ramp starting at the end close to the motion detector describe what the
the electric field between the plates of a parallel-plate capacitor is horizontal uniform and has a magnitude e a small
on an essentially frictionless ice rink a skater moves at 3 ms they encounter a rough patch of ice with friction that
you digitize a 10-khz signal by sampling it at twice the highest frequency ie 20000 times a second and encoding the the
the resistance of a very fine aluminum wire with a 200um 200um square cross section is 1000 ohmsa how long is the wireb
when you lift a bowling ball with a force of 802 n the ball accelerates upward with an acceleration a if you lift with