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q1 a spring of force constant k25102 nm is suspended form a rigid support an object o mass 100 kg is attached to the uns how far below the starting
q1 055 kg block of ice is sliding through you on the very slippery floor at 36 ms as it goes by you give it a kick perpendicular to its path your
q1 a 61 kg speed skater with the velocity of 16 ms comes into a curve of 18 m radius how much friction should be exerted between skates and ice to
q1 a wave on a slinky has a frequency of 169 hz it takes 41 s to travel the length of the slinky 029 m what is the wavelengthq2 a steel wire with
q1 a force vector has a magnitude of 569 newtons and points at an angle 41o of below the positive x axis what is a x scalar component and b y scalar
q1 two trains each having a speed of 28 kmh are headed at each other on the similar straight track a bird that can fly 56 kmh flies off the front of
q1 a tiger leaps horizontally from a 59 m high rock with the speed of 34 ms how far from the base of the rock wills she landq2 at one instant a
q1 a ball is thrown directly up from the ground with speed vsub0 at the same time a second ball is dropped from rest from a height h straight above
q1 a 350-g bullet moving at 475 ms strikes a 32-kg bag of flour that is on ice at rest the bullet passes through the bag leaving at 225 ms how fast
q1 a rectangular container measuring 23 cm 51 cm 65 cm is filled with water what is the mass of this volume of water in kilograms and grams take the
q1 an object falls because of gravity at a rate of -980 ms2 - sign is indicative of a downward direction for 1000 seconds if it starts from rest vo 0
q1 a cylindrical container with a cross-sectional area of 652 cm2 holds the fluid of density 846 kgm3 at the bottom of the container the pressure is
q1 an artillery shell is fired with an initial velocity of 303 ms at 46deg above the horizontal to clear an avalanche it explodes on the mountainside
q1 assume acceleration is constant during each time interval but not necessarily the same in both intervals what distance does shuttle travel during
q1 a 22 kg ball is shot straight upward into the air with an initial speed of 78 ms the ball is fired from the ground1 whats the maximum height the
q1 show a analyse to find the time in years that it would take to travel to relatively nearby barnards star which is 601 light-years away travelling
q1 what will be the equilibrium temperature when a 223 g block of copper at 258 c is placed in the 178 g aluminium calorimeter cup containing 874 g
q1 a tennis ball is served at 7312 ms and was in contact with the racquet for 027 s and starts from rest the ball has an acceleration of 2730 ms2
q1 an electric field is set up between two parallel plates each of area 22 m2 by putting 10 c charge on one plate and the -10 c charge on the other
q1 how high does a rocket have to go above the earths surface until its weight is 08 times its weight on the earths surface the radius of the earth
q1 a pipe open at one end only has a fundamental frequency of 237 hz a second pipe initially identical to the first pipe is shortened by cutting off
q1 an airplane has a mass of 20000 kg and takes off under the control of a constant net force of 30000 n what is the net force that acts on the
q1 a tennis ball of mass 57 g travels with velocity lt 48 0 0 gt ms toward a wall after bouncing off the wall the tennis ball is observed to be
q1 a stone has a mass of 5 x 10-4 kg and is wedged into the tread of an automobile tire as drawing shows the coefficient of static friction between
q1 a 51-kg person on skis starts from rest down a hill sloped at 32deg from the horizontal the coefficient of friction between the skis and the snow