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a metal cube 468 centimeter on a side is attached to a cord and lowered into fresh water density 1000 kgm3 its
a solid cylinder of diameter 652 centimeter and mass 1218 kilogram is rolling without slipping on a level surface the
a spring-mass system consists of a mass 172 kilogram attached to a light spring and resting on a frictionless table the
a flywheel is rotating at 1950 rpm when a brake is applied for 372 s if the magnitude of the angular acceleration is
a solution was prepared by mixing 1000ml of a solution containing element x with 500ml of a standard whose
a block with a mass of 1 kilogram is attached by a lightweight but strong rope to a second block with a mass of 2
the resistivity of silver is 159 x 10-8 omegabullm the length of a silver wire is 35 meter and the radius is 580 x 10-4
a large number of ground state electrons in a gas of hydrogen atoms are excited to the fourth excited statea determine
an ac space heater uses an rms current of 12 amp at an rms voltage of 120 volta evaluate the magnitude of the peak
a worker pushes a 50 kilogram crate along a horizontal floor by a force of 90 newton at an angle of 240o with the
a sphere with mass m and radius r is placed down a rod at distance r the rod has a length l and a mass m write an
a converging lens with a focal length of 118 centimeter forms a virtual image 795 millimeter tall 168 centimeter to the
in a billiard game one ball moving at 5 meter per second strikes a second ball which is at rest the second ball moves
a hunter standing in a boat at rest on the lake shoots a rifle horizontally the bullet has a mass of 50 gram and
a fairground attraction called the rotor shudder is spinning drum with a movable floor that is dropped down as the drum
at a given instant an 58 mh inductor stored an energy of 86 acircmicroj determine the current in the inductor at this
a particle of mass 0400 kilogram is attached to the 100 centimeter mark of meter stick of mass 0200 kilogram the meter
a large 100 times 104 l aquariums are supported by four wood posts douglas fir at the corners each post has a square
a spring with spring constant 31 nm is attached to the ceiling and a 50 centimeter diameter 13 kilogram metal cylinder
styrofoam has a density of 300 kgm3 find what is the maximum mass that can hang without sinking from a 90 centimeter
polarized light passes through a polarizer and 75 percent get through determine what is the angle between the light
a 111-turn circular coil of radius 217 centimeter is immersed in a uniform magnetic field that is perpendicular to the
one end of a light spring with force constant 300 nm is attached to a vertical wall a light string is tied to the other
find how much current is drawn from an ideal 15 volt battery no significant internal resistance when a 14 ohm resistor
find the percentage variation of the resistivity of copper over the temperature range from room temperature 20oc to