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a 10 kilogram block is placed on an ideal vertical spring that has been compressed 20 centimeter from its equilibrium
an ice chest contains 12 cans of soda at 50o c each can of soda has a mass of 035 kilogram and a specific heat capacity
a ship has a mass of 10000 kilogram when loadeda find the weight of water that it will displace when floatingb find the
a 55 kilogram gymnasts hang vertically from a pair of parallel ringsa if the ropes supporting the rings are attached to
two cars emerge side by side from a tunnel car c is traveling at a speed of 60 kmh with an acceleration of 40 kmhmin
on a perfect fall day 20oc you are hovering at low altitude in a hot-air balloon accelerating neither upwards nor
elevator ascends 200 meter with maximum speed of 5ms its acceleration and deceleration both have a magnitude of
a vehicle starts from c goes 50 kilometer in a straight line to d immediately turns around and returns to c the time
a parallel plate capacitor has a capacitance of co 540 pf when there is air between the plates the separation between
a stone is thrown vertically upward with a speed of 240 msa find how fast is it moving when it reaches a height of 130
a car initially at rest travels 20 meter in 4 second along a straight line with constant acceleration compute the
an astronaut on a space walk discovers that his jet pack no longer works leaving him stranded 40 meter from the
a 465 kilogram parachutist lands moving straight downward with a speed of 385 msa if the parachutist comes to rest with
a 200 kilogram parcel slides down a 340 degree incline and accelerates at 0273 ms2calculate the friction force impeding
a group of physics students are conducting an experiment in projectile motion they want to launch a ball into a bucket
a helicopter is flying horizontally at a speed of 60 ms and accidentally drops a storage pod from an elevation on 300 m
an object with mass m1 600 kilogram rests on a frictionless horizontal table and is connected to a cable that passes
a fish appears to be below the surface of a pond n133 calculate what is its actual depth hint use the paraxial
consider a system of 2 equal lenses focal length f the distance between the lenses is 35f an obit is placed a distance
the power supplied to a typical black and white television set is 82 watt when the set is connected to 120 volta find
a light source of wavelength lambda illuminates a metal and ejects photoelectrons with a max ke of 100ev a second light
two brothers robbie and jimmy sit 300 meter apart on a horizontal seesaw with its fulcrum exactly midway between them
obtain the coefficient of kinetic friction between a 48 kilogram block and the horizontal surface on which hit rests if
a sensitive gravimeter at a mountain observatory finds that the free fall acceleration is 60 times 10-3 ms2 less than
a driver of a van traveling at 15 ms applies the breaks causing a uniform acceleration of -20 ms2 find how long does it