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a 650 kilogram elevator starts from rest it moves upward for 35 second with constant acceleration until it reaches it
an electric fan is turned off and its angular velocity decreases uniformly from 500 revmin to 200 revmin in 400 second
it takes 4186 joule of energy to raise the temperature of 1 gram of water by 1oc determine how fast would a cricket
a spherical weather balloon is filled with hydrogen until its radius is 340 meter its total mass including the
a rubber ball has a diameter of 297 centimeter and a mass of 06000 determine what force is required to hold the ball in
a series circuit contains a 300 h inductor a 280 microf capacitor and a 400 ohm resistor connected to a 120 volt rms
a 015 kilogram billiard ball whose radius is 29 centimeter is given a sharp blow by a cue stick the applied force is
an earth satellite moves in a circular orbit at a speed of 5685 ms evaluate what is its orbital
planet z is 16600 kilometer in diameter the free-fall acceleration on planet z is 1113 ms2determine what is the mass of
when a slice of buttered toast is accidentally pushed over the edge of a counter it rotates as it falls if the distance
a stick with a mass of 0214 kilogram and a length of 0436 meter rests in contact with a bowling ball and a rough floor
an airplane flies in a tight vertical circle to make sure the flyer does not black out at the bottom of the circle
an unstable particle at rest breaks up into two fragments of unequal mass the mass of the lighter fragment is 240 x
an unstable particle with a mass equal to 334 x 10-27 kilogram is initially at rest the particle decays into two
evaluate what is the final temperature of 350 gram of pepsi to which 50 gram of ice has been added the pepsi came from
the magnetic energy stored in a certain inductor is 250 times 10-2 joule when the current is 600 times 10-2 amp
in a playground a wooden horse is attached to the ground by a stiff spring when a 24 kilogram boy sits on the horse the
a diverging lens f -11 centimeter is placed 200 centimeter to the left of a converging lens f 340 centimeter a 300
a 018 kilogram billiard ball whose radius is 33 centimeter is given a sharp blow by a cue stick the applied force is
a hole of radius r2 is cut from a think circular plate of radius r the mass of remaining plate is m find the moment of
a spring lies on a horizontal table and the left end of the spring is attached to a wall the other end is connected to
if you rub and inflated balloon against your hair and then place it against a neutral wall the balloon sticks to the
a solenoid 950 centimeter long has a cross-sectional area of 120 cm2 there are 800 turns of wire carrying a current of
a block is hung by a string from the inside roof of a car when the car goes straight ahead at a speed of 34 ms the
a 5 kilogram weight is pushed up a 30 degree incline for 100 minute with a 980 newton force parallel to the plane find