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a 200 lb man jumps out of a window into a fire net 30 ft below the net stretches 6 ft vertically before bring in the
at one instant force 582 n acts on a 0973 kg object that has position vector 304-304 m and velocity vector -902 902ms
two resistors a and b are connected in parallel across a 60 v battery the current during b is found to be 20 a when the
a the moons force is what percent of the suns forceb what is the gravitational force of the sun on the earthc what is
a 400g piece of metal is dropped into a cup containing 450g of water at 15c the final temperature of the system is 40c
a solid concrete wall 40 m x 24 m x 30 cm thick has a thermal conductivity of 13 wmk and separates a basement at 18c
the standard kilogram is a platinum-iridium cylinder 39 mm in height and 390 mm in diameter what is the density of the
a uniform aluminium rod in the shape of a long cylinder of initial length of 4 meters and a radius of 001 m is clamped
a spaceship of triangular shape having a length twice its width is capable f relativistic speeds how fast would it have
a ladder is leaning against a wall by negligible friction it is at an angle of 70 degrees to the horizontal has a mass
a large heavy solid disk is mounted to a table by a firm clamp a string is wound about an axle on the wheel from which
pigeons have multiple-domain magnetite magnets their skulls that are connected during a large number of nerves to the
if a flat rectangular conductor 35 cm long has a mass of 51 g and lies at right angles to a uniform magnetic field of
the filament in an incandescent light bulb is made from tungsten the light bulb is plugged into a120 v outlet and draws
the raised span of a drawbridge has its mass of 11000kg distributed uniformly over its 14m length discover the
a gyroscope consists of a solid disk of radius r 10cm mounted in the center of a shaft whose length l 32cm one end of
5 kg mass attached to a spring which it compresses and stretches a max distance of 10cm frequency is 10hz discover
a luminous disk of diameter 2 cm is places 08m to the left of a flat screen a converging lens is places among the disk
a battery with emf 900nbspvoltnbsphas internal resistancenbsprbnbsp 950nbspohma determine what is the
a boy places a picnic basket on the outer rim of a merry-go-round that has a radius of 63 meter and revolves once every
a car is traveling at 500 mih on a horizontal highwaya if the coefficient of static friction between tires and road on
a race car accelerates uniformly as it leaves the pit area going from rest to 330 kmh in a semi circular arc with a
a physics teacher does the following emf demonstration she has two students hold a long wire connected to a voltmeter
a cable lifts a 990 kilogram elevator at a fix velocity for a distance of 37 meter find the work done by each of the
a shopper pushing a cart through a store moves 30nbspm south then makes a 90o turn and moves 14 m he then makes another