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a 039t magnetic field is perpendicular to a circular loop of wire with 55 turns and a radius of 13cmpart aif the
when you push a 177 kg book resting on a tabletop it takes 229 n to start the book sliding once it is sliding but it
two identical waves of equal frequency and amplitude arrive in phase at a certain point a the resultant wave at point a
two billiard balls of equal mass undergo a perfectly elastic head-on collision if one balls initial speed was 200ms and
the interferometer mirror of a ftir travels plusmn 1 cm1 how many centimetres is the maximum retardation2 what is the
two cylindrical bars each with diameter of 200 cm are welded together end-to-end one of the original bars is copper
in a slide or movie projector the film acts as the object whose image is projected on to the screen a 105 mm focal
a train traveling at v0 200 ms begins to brake by applying a velocity-dependent instantaneous acceleration av v u
a parallel-plate capacitor with circular plates and a capacitance of 139f is connected to a battery which gives a
a bowling ball which is approximately a smooth round sphere 86 inches in diameter and weighing 15 lbf is dropped into a
a projectile is launched on level ground at an angle theta from the horizontal with initial speed v0 it reaches the
we have to do work to lift something against the force of gravity how much work is required to lift your textbook about
1 the speed of light in a certain substance is 88 of its value in water what is the index of refraction of that
a divergingnegative lens has a focal length of -12 cm a 60 cm object is placed at several locations relative to the
a disk rotates with constant angular acceleration the initial angular speed of the disk is 2rads after the disk rotates
the component of the external magnetic field along the central axis of a 69-turn circular coil of radius 310 cm
a long straight wire carries 27a along the x-axis1 discover the magnitude of the magnetic field at a point 20cm away on
a conducting wire has a 087 mm diameter a 20 m length and a 61 momega resistance what is the resistivity of the
an empty railroad car of mass 4400 kg is being pulled beneath a grain elevator that dumps grain at the rate of 175 kgs
an ordinary workshop grindstone has a rotates at 7500 rpm and radius of 700 cma compute the magnitude of the
a 329-kg child swings on a rope with a length of 611 m that is hanging from a tree at the bottom of the swing the child
a string passes over a frictionless mass less pulley attached to the ceiling a mass m1 150 kg hangs from one end of
two forces are applied to a block of mass m 140 kg that sits on a horizontal frictionless table one force fs 1 has a
a woman of 61 kg is held firmly in the seat of her automobile by a lap and shoulder seat belt through a collision the
a mass of steam is added to 780 grams of ice -11 degrees celsius to yield water at 20 degrees celsiusa draw the phase