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on apollo missions to the moon the command module orbited at an altitude of 133 kilometer above the lunar surface
an airplane flying at a distance of 45 km from a radio transmitter receives a signal of intensity 50 microwm2 the
assume that a planet was reported to be orbiting the sun-like star iota horologii with a period of 300 days determine
during a jump to his partner an aerialist is to make a triple somersault lasting a time of 187 sec for the first and
a car battery with a 12 v emf and an internal resistance of 0040 is being charged with a current of 45 aa find the
a wheel starts from rest and has an angular acceleration of 400rads2 it turns during 100 complete revolutions1 what is
a triangular glass prism with apex angle phi has index of refraction n determine the smallest angle of incidence theta1
a flatbed truck is carrying a 200 kilogram crate up a sloping road inclined 150o above the horizontal the coefficient
a pair of speakers separated by 0700 meter are driven by the same oscillator at a frequency of 675 hz an observer
a solid cylinder has a radius of 0110m and a length of 021mits rotational inertia regarding its rotational axis is
a 1430-n uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end a 1960-n
a 100 gram aluminum calorimeter contains 250 gram of water the two substances are in thermal equilibrium at 10degc two
a gas undergoes an isochoric heating during which it gains 5760 joule of heat attaining a pressure of 391x105 pa
the sun mass 20 x 1030 kg is revolving regarding the center of the milky way galaxy which is 22 x 1020 m away it
three moles of a monatomic ideal gas are heated at a fix volume of 207 m3 the amount of heat added is 337 x103 joulea
two circular rods one copper and one steel are joined end to end each rod is 0750 meter long and 150 centimeter in
one proposal for dealing with radioactive waste is to shoot it into the sun assume waste canisters were simply dropped
at a party 500 kilogram of ice at-410degc is added to a cooler holding 30 liters of water at 200degc evaluate the
two concentric shells of uniform density having masses m1 and m2are situated discover the force on a particle of mass m
a bar length lies on two supports c and d with distance between them over this distance the load qx is placed linearly
a certain steel railroad rail is 13 yd in length and weighs 700 lbsyd determine how much thermal energy is required to
two particles are fixed to an x axis particle 1 of charge-200 10-7 c at x 600 cm and particle 2 of charge 200 10-7 c
a ball moving at 510 ms strikes a stationary ball of the same mass after the collision the first ball moves at 418 ms
a 270 gram object moving to the right at 180 cms overtakes and collides elastically with a 100 gram object moving in
a sample of helium behaves as an ideal gas as it is heated at constant pressure from 273 k to 353 k if 250 joule of