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a sphere with mass 25 kg and a radius of 50 meter startsrotating from rest and has a constant angular acceleration of
an electron charge q -16x10-19 c and mass m 91x10-31 moving at speed v enters a region where a uniform magnetic field
two billiard balls of equal mass move at right angles and meetat the origin of an xy cordinate system ball a is moving
a coin is located 200 cm to the leftof a converging lens f 160 cm a second identicallens is placed to the right of the
a proton mass 17times10-27 kg charge 16times10-19 c travelling with speed 106 ms enters a region of space containing a
an suv of mass 180 103 kg is traveling eastboundat 15ms when it collides witha compact car mass 900 kg traveling
using cylinders 3 cm in diameter and 050 m long students constructed a musical instrument by placing liquid in the
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a rock of mass 43 kg accidentally breaks loose from the edge of a cliff and falls straight down the magnitude of the
a 10 kg block of aluminum isheated at atmospheric pressure so that its temperature increasesfrom 22degc to 38degca find
a hollow aluminum cylinder 210cm deep has an internal capacity of 2000 l at 150degc it is completely filled
starting from rest a disk rotates about its central axis withconstant angular acceleration in 80s it rotates 10 rada
a hang glider and its pilot have a total mass equal to 120kgwhile executing a 360 degree turn the glider moves in a
if i hit a trampoline with a velocity of 388 ms at 534 degrees above the horizontal and i leave the trampoline at an
a hammer strikes one end of a thick iron rail of length 85m a microphone located at the opposite end of the rail
as a baseball is being caught its speed goes from 30 to 0msin about 005s its mass is 145kga what is the baseballs
eight books each 43 cm thick with mass 17kg lie flat on atable how much work is required to stack them one on top of
a thin ray of light enters a container ofroom-temperature liquid from the air its angle of incidence is49deg the ray in
a toboggan approaches a snowy hill moving at 124 ms the coefficients of static and kinetic friction between the snow
two identical sinusoidal traveling waves are moving in the same direction along a stretched string the amplitude of the
a flashlight beam strikes the surface of a pane of glass n 158 at a 70 degree angle to the normal what is the angle of
a bowling ball mass 72 kg radius 014 m and a billiard ball mass 047 kg radius 0028 m may each be treated as uniform
a 500 g ball swings in a vertical circle at the end of a15-m-long string when the ball is at the bottom of the
a small circular hole 600 mmdiameter is cut in the side of a large water tank 190 m below the water level in the tank
a ray of red light in air wavelength650nm is incident on a semicircular block of clear plastic n151 for this light th