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in a quarter-mile drag race two cars start simultaneously from rest and every accelerates at a constant rate until it
a 24-kg block is hanging stationary from the end of a vertical spring that is attached to the ceiling the elastic
a 48 m diameter merry-go-round is rotating freely with an angular velocity of 0725 rads its total moment of inertia is
a hollow thin-walled cylinder and a solid sphere start from rest and roll without slipping down an inclined plane of
the mass of a star is 1470times1031 kg and it performs one rotation in 3410 day find its new period in days if the
a thin film of oil n 122 is located on smooth wet pavement when viewed from a direction perpendicular to the pavement
a ball of mass 15 kg is thrown upward it leaves the throwers hand with a velocity of 10 ms after the ball hits the
a rectangular loop of wire lies in the same plane as a straight wire the current in the straight wire is 35 a to the
a vertical straight wire carrying an upward 40-a current exerts an attractive force per unit length of 8810-4 nm on a
a 890-m ladder with a mass of 244 kg lies flat on the ground a painter grabs the top end of the ladder and pulls
a man drags a 76-kg crate across the floor at a constant velocity by pulling on a strap attached to the bottom of the
a concave mirror f 590 cm produces an image whose distance from the mirror is exactly 18 the object distance decide a
a concave mirror and a plane mirror f 670 cm are facing each other and are separated by a distance of 200 cm an object
a liquid is dripped onto and spreads across a water surface until the liquid layer is one molecule thick the index of
nbspnbspa 198 komega resistor and a capacitor are connected in series and then a 120 v potential difference is suddenly
a flat screen is located 0657 m away from a single slit light with a wavelength of 511 nm shines through the slit and
you are looking down at the earth from inside a jetliner flying at an altitude of 9440 m the pupil of your eye has a
a person bounces up and down on a trampoline even as always staying in contact with it the motion is simple harmonic
when responding to sound the human eardrum vibrates about its equilibrium position assume an eardrum is vibrating with
nbspnbspnbspa bicycle wheel of radius 031 m and mass 30 kg concentrated on the rim is rotating at 420 revs after 42 s
1 a cowboy 68 feet tall with his hat views his full image in a plane mirrora find the image height of a man 19 m tall
normal 0 false false false en-in x-none x-none microsoftinternetexplorer4
a 300 kg crate is placed on an adjustable inclined plane as one end of the incline is raised the crate begins to move
demonstrates how the forces can vary in problems of this type a hiker who weighs 857 n is strolling through the woods