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to monitor the breathing of a hospital patient a thinbelt is girded around the patients chest the belt is a233 turn
a uniform electric field of magnitude 375 nc pointing in the positive x direction acts on an electron which is
a freely falling object requires 120s to travel the last 330 m before ithits the ground from what height above the
the question is find the coefficient of kinetic friction between the crate and the flatbed your are given the angleof
a tennis ball initially moves with a velocity of 280 ms horizontally to the right a tennisracket strikes the ball
different types of wire are rated according to their gauge each gauge corresponds to a different cross-sectional area
a nurse applies a force of 440 n to the piston of a syringe thepiston has an area of 500 x 10-5 m2 what is the pressure
a 900- and a 450- resistor are connected in parallel whenthis combination is connected across a battery the
a flat-bottomed barge loaded with coal has a mass of 30 x 105kg the barge is 200 m long and 100 m wide it floats in
two wires are stretched between two fixed supports and have the same length on wire a there is a second-harmonic
while attempting to tune the note c at 523 hz a pianotuner hears 200 beatss between a reference oscillator and the
a plane accelerates from rest at a constant rate of500 ms2 along a runway that is1800 m long assume that the plane
a block with mass m 7 kg is projected up a rough incline angled at theta 34 degrees to the ground with a speed of v
a tortoise can run with a speed of 012ms and a hare can run 20 times as fast in a race they bothstart at the same time
the lower block in is pulled on by a rope with a tension force of f 31 nthe coefficient of kinetic friction between
a charge of 245uc is located at 440m 622m and a charge of-112uc is located at -450m 675m what charge must be locatedat
a particle is projected on a frictionless surface in their direction at a speed of v 10 ms it bounces off of a moving
the amplitude of a periodic wave is described by theequation ao cos4 kx - wta find the fourier spectrum of this
two slits each of width 25nm are 75 nm apartmonochromatic light of wavelength 630nm is incident on these twoslits a
a step-down transformer is used for recharging the batteries ofportable devices the turns ration2n1 for a
a car accelerates uniformly from rest for 20 seconds with anacceleration of 15ms2 it then travels at a constantspeed
each of the six real batteries in the figure has an emf of 215 vand a resistance of 410 omega the external resistor
a converging lens with focal length 40 cm is placed 80 cm in front of a convex mirror with focal length -40 cm an
a 60 cm diameter pipe gradually narrowsto 40 cm when water flows through this pipe at a certain ratethe gauge pressure
when a newtons ring aparatus is submerged in a liquid the diameterof the 8th dark ring decreases from 292 cm to 248 cm