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while two forces act on it a particle is to move at the constant velocity v 3msi - 4 msj one of the forces is fa 4 ni
a uniform charge density of 500ncm3 is distributed throughout a spherical volume radius 16centimeter consider a cubical
the velocity of a diver just before hitting the water is 94 ms where the minus sign specifies that her motion is
a 0280 kilgram puck initially at rest on a friction less horizontal surface is struck by a 0205 kilogram puck that is
the rain-soaked shoes of a man may explode if ground current from nearby lightning vaporizes the water the sudden
the earth spins on its axis once a day and orbits the sun once a year 36524 days take the positive direction for the
at the local swimming hole a favorite trick is to run horizontally off a cliff that is 89 meter above the water one
king arthurs knights fire cannonball from the top of the castle wall the cannonball is fired at a speed of 55 ms and an
your job is to lift 25 kilogram crates a vertical distance of 070 meter from the ground onto the bed of a trucka
the pilot of a cargo plane flying 300 kmh at an altitude of 15 kilometer wants to drop a load of supplies to campers at
a sphere of radius r carries a polarization prkr where k is a constant and r is the vector from the centera find the
what if the outer shell has an appreciable thickness if the solid conducting sphere at the center has a radius a15
a neutron at rest decays into a proton with a decay energy of q0782 mev find maximum kinetic energy of the residual
a shopper in a supermarket pushes a loaded cart with a horizontal force of 7 newton the cart has a mass of 29 kilograma
a 70 kilogram object undergoes an acceleration of 18 ms2a find the magnitude of the resultant force acting on itnb if
a 50 g bullet leaves the muzzle of a rifle with a speed of 320 ms find what force is exerted on bullet while it is
a constant 390 amp current moves along a straight wire that is perpendicular to a 240 t magnetic field if the wire is
when 250 amp passes along a 260 meter length of straight wire that is entirely immersed in a uniform b-field it
the return stroke of a bolt of lightning typically carries a peak current of 24 kamp up from the ground find the
the capacitor in an rc circuit r 130 omega c 47 microf is initially unchargeda compute the charge on the capacitor one
a 021-m-long 015 kilogram thin rigid rod has a 022 kilogram mass stuck on one of its ends and a 0080 kilogram mass
an engine performs work as a function of time t according to the subsequent equation w at5 where a is a constant find
responding to an alarm a 93 kilogram fireman slides down a pole to the ground floor 32 meter below the fireman starts
a stretcher accidently rolls down an incline plane toward a plate glass barrier the ramp is smooth and has a height of
at the end of most landing runways in airports an extension of the runway is constructed using a special substance