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a small flywheel starts from rest and spins up to speed in 10 seconds during this time it completes a total of 300
an undamped 223-kg horizontal spring oscillator has a spring constant of 243 nm while oscillating it is found to have a
400 gram block attached to the end of an ideal spring horizontalwith force constant k10 km undergoes simple harmonic
1 if in joules paddlewheel experiment a block of mass 10 kg is allowed to fall through 225 meters and the mass of the
near the surface of the earth a beanbag is thrown at an angle 45 from the top of a building a height h above the
a 0460-kg toy is undergoing shm on the end of a horizontal spring with force constant k 500 nm when the object is 0012
0550-kg glider attached to the end of an ideal spring with force constant k 440 nm undergoes shm with an amplitude
refrigerant r-134a flows through a refrigeration system at a rate of 012 kgs at the entrance to the adiabatic
the tip of a tuning fork goes through 540 complete vibrations in 0300 s find the angular frequency and the period of
you are using a grating with 1000 lines per millimeter the angle for the first order maxima is 16dega what is the
air k 14 flows isentropically through a converging-diverging nozzle from a large tank where it is maintained at 59f 80
the altitude of a hang glider is increasing at a rate of 725 ms at the same time the shadow of the glider moves along
a baseball player hits a triple and ends up on third base a baseball diamond is a square each side of length 274 m with
an ideal step-down transformer has a primary coil of 300 turns and a secondary coil of 28 turns it is plugged into an
a 312cm diameter coil consists of 17 turns of circular copper wire 170mm in diameter the resistivity of copper is
an overhead projector has a convergent lens of focal length 350 cm it projects the image of transparency on a wall 400
ligh of wavelength 248nm is directed onto the surface of a metal the most energetic electrons ejected from the surface
a starcruiser measured by its passengers to be 800m long whizzes by an earthling at speed 0992ca what length does the
electrons are accelerated by a potential and directed upon a thin salt crystal that has inter-atomic spacing of 0282 cm
a spring with stiffness 125 nm and relaxed length 050 m hangs vertically from the ceiling you attach a block of mass 12
a series rlc circuit has a resistance of 10 and an impedance of 80 if the rms voltage applied to the circuit is 170 v
in a certain series rlc circuit irms 900 a vrms 155 v and the current leads the voltage by 310dega what is the total
to keep a room at a comfortable 160c a carnot heat pump does 310j of work and supplies it with 3840j of heatpart a how
a cylinder contains 40 moles of a monatomic gas at an initial temperature of 27 c the gas is compressed by doing 580j
a 90 ohm resistor has a current of 6a and is connect in series with a 150 ohm resistor what is the emf of the battery