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a uniform hollow ball is released from rest at the top of a hill of height hcalculate its forward linear speed in terms
a cylinder 0150 meter in diameter rotates in a lathe at 620rpm find the tangential speed of the surface of the
10 gram of dry ice solid co2 is located in a 20times104 cm3 container then all the air is quickly pumped out and the
a find the displacement amplitude for a sound wave having a frequency of 100hz and a pressure amplitude of 10-4 atmb
an ambulance driver traveling at 300 ms is equal to 671 mph honks his horns he sees a motorist ahead on the highway
a mass of 004 kg can glide freely on an air track it is attached to a spring k144 nm and oscillates back and forth with
how fast does water flow from a hole at the bottom of a very wide 27 meter deep storage tank filled with water neglect
if the earth had no atmosphere and were a perfectly smooth sphere of radius 638 x 106 meter and mass 598 x 1024
a rocket is used to place a synchronous satellite in orbit about the earth calculate the speed of the satellite in
an electric fan is rotating about a fixed axis with an initial angular velocity of 0260 revs the angular acceleration
a performer seated on a trapeze is swinging back and forth with a period of 810 sec if she stands up thus raising the
the motor of a table saw is rotating 3450 revmin a pulley attached to the motor shaft drives a second puller of half
at a recent rock concert a db meter registered 122 db when placed 220 m in front of a loudspeaker on the stagea
a 061-kilogram metal sphere oscillates at the end of a vertical spring as the spring stretches from 011 to 024 meter
a beam of monochromatic light is diffracted by a slit of width 0630 millimeter the diffraction pattern forms on a wall
suppose the temperature of 470 l of ideal gas drops from 385 k to 275 ka if the volume remains fix and the initial
a 200 gram 40-centimeter-diameter turn table rotates on frictionless bearings at 60 rpm a 20 gram block sits at the
this cart rolls at 4 ms toward a stationary 1kilogram cartfind maximum compression of the spring during the
two pieces of steel wire with identical cross sections have lengths of l and 4l each of the wires is fixed at both ends
x-rays having energy of 300 kev undergo compton scattering from a target the scattered rays are detected at 370 degree