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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
q1 in an 800 km race one runner runs at a steady 110 kmh and another runs at 143 kmhrhow far from the finish line is the slower runner while the
q1 a continuous line of charge lies along an x axis extending from x x0 to positive infinity the line carries charge with the uniform linear charge
q1 a 0270 kg block on a vertical spring with a spring constant of 500 x 103 nm is pushed downward compressing the spring 0120 m when released the
q1 the coefficient of static friction between the block and tables surface is ampmu s 13 the mass of the block that is hanging down is n1 kg the
q1 a ski jumper has 12 acute 10 j of potential energy at the top of the ski jump the friction on the jump slope is small but not negligible what can