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q1 what would be the equilibrium temperature when a 256 g block of copper at 314 degc is placed in a 140 g aluminium calorimeter cup containing 827 g
q a 120 kg bucket of water of is suspended by a rope wrapped around a windlass which is the solid cylinder 0500 m in diameter with mass 140 kg the
q1 why do cities directly east of the rockies such as denver colorado receive more precipitation than cities east of sierra nevada as in reno and
q1 an object falls because of gravity at the rate of -920 cms2 - sign is indicative of a downward direction for 1000 seconds if it starts from rest
q1 sphere pendulum has mass of 15 kg attached to a cord length of 115 m sphere is released from rest while cord makes a 453 angle with vertical and
q1 a skier is accelerating down a 300deg hill at a 450 ms2a what is the vertical component of her acceleration ms2 downwardb how long will it take
q1 a mass-spring system oscillates on a horizontal frictionless surface with amplitude of 389 cm if the spring constant is 250 nm and the mass is
q1 a 360 kg uniform beam is attached to a wall with the hinge while its far end is supported by a cable such that the beam is horizontalif the angle
q1 a slingshot consists of a light leather cup attached between two rubber bands it takes a force of 26 n to stretch the bands 12 cmwhat is the
q1 the two blocks are on frictionless inclines and are in static equilibrium the block on the left has a mass of 49 kg and the block on the right has
q1 clarify how einsteins contribution to understanding the force between the earth and the moon differed from newtons include a short statement of
q1 a 1035 kg car carrying four 78 kg people travels over a rough washboard dirt road with corrugations 50 m apart which causes the car to bounce on
q1 a block is placed at the end of the frictionless ramp and is pulled up the ramp through a solid ball on the end of a string that passes over a
q1 a small turtle moves at a speed of 165 furlongs per fortnight find out the speed of the turtle in centimeters per second note that 1 furlong 220
q1 an archer puts a 054 kg arrow to the bowstring an average force of 202 n is exerted to draw the string back 13 m suppose that air resistance is
q1 a 52 x102-newton girl takes 10 seconds to run up two flights of stairs to a landing a total of 50 meters vertically above her starting point what
q1 a 1040 kg car carrying four 80 kg people travels over a rough washboard dirt road with corrugations 20 m apart that causes the car to bounce on
q1 a 37-kg girl is bouncing on a trampoline all through a certain interval after she leaves the surface of the trampoline her kinetic energy
q1 a swimming pool has dimensions 500 m multiplied by 150 m and a flat bottom when the pool is filled to a depth of 250 m with fresh water what is
q1 an aluminium cup of 180 cm3 capacities is totally filled with glycerin at 18deg c how much glycerin in cubic cm would spill out of the cup if
q consider an infinite wire with radius r that carries a current ia compute b r for r lt rconsider a large parallel plate capacitor with circular
q1 a hollow aluminium cylinder is to be fitted over a steel piston at 22degc the inside diameter of the cylinder is 992 percent of the outside
q1 an electric force of 40 n exists between two objects separated from each other by a distance of r if the distance is decreased to 050 r compute
q1 a 400-kg model rocket is launched expelling 549 g of burned fuel from its exhaust at a speed of 690 ms what is the velocity of the rocket after
q the mass of a copper atom is 238 x 10-25 kg and the density of copper is 8 920 kgm3a conclude the number of atoms in 1 cm3 of copperb visualize the