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a mass less cylinder 49 cm long rests on a horizontal frictionless table the cylinder is divided into two equal
a train moving with a speed of 317 ms sounds a 140 hz horn assume the stationary observer sounds a horn that is
the temperature of 20 kg of water is 1000 degrees c however the water is not boiling because the external pressure
in the old west a marshal riding on a train traveling 350 ms observes a duel between two men standing on the earth 550
the hydrogen spectrum has a red line at 656 nm and a violet line at434 nm what angular separation between two spectral
with a particular fingering a flute plays a note with frequency 583 hz at 200deg c the flute is open at both endsa find
a tuning fork generates sound waves by a frequency of 248 hz the waves travel in opposite directions along a hallway
a horizontal platform vibrates by simple harmonic motion in the horizontal direction with a period of 212s a body on
two identical sinusoidal waves with wavelengths of 200 m travel in the similar direction at a speed of 150 ms the
a a single charged positive ion moves with a velocity of2ij-k 103 ms in a region of space where the magnetic field is
a 60 kg woman stands 25m from the center of a horizontal turntable the turntables mass is 150 kg and its radius is 4 m
a flat sheet of crown glass has a thickness of 14 cm it is on top of a flat sheet of crystalline quartz that has a
a nebula lsquoa region of the galaxy where new stars are forming contains a extremely tenuous gas with 133atomscm3 this
a gas at 23degc and atmospheric pressure fills a cylinder the gas is transferred to a new cylinder by four times the
a parallel circuit with a 12komega resistor a 120 v battery and a capacitor has a time constant of 55 mus a compute the
light of wavelength 5000nm appears to have a wavelength of 5002nm when it reaches earth from a distant star discover
a loop of area 050 sqm lies on the table and contains 10 loops the current of 810 a is clockwise the earths magnetic
one of the great discoveries in astronomy in the past decade is the detection of planets outside the solar system since
a 170-m length of hose is wound around a reel which is originally at rest the moment of inertia of the reel is
a rectangular loop of wire that is 11 cm wide and 32 cm long lies in the xmdashy plane the loop is in a region where
a d-cell of the type utilized in flashlights can supply a half mole of electrons to an external circuit before all of
a square single-turn coil 022 m on a side is placed by its plane perpendicular to a constant magnetic field an emf of
a high-voltage transmission line with a resistance of0310 omegakm carries a current of 970 a starting at 660kv for a
a long straight wire which carries a current i 10 a in the negative-y direction lies in a plane containing a single
a wire loops of radius 030 mlies so that an external magnetic field of magnitude 040 t is perpendicular to the loop the