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a ball of weight q and radius r is attached by a string ad to a vertical wall ab as shownin fig determine the tensile
select two objects with flat surfaces such as books with different covers for instance hard back and paperback you will
a charge is placed at the origin another charge -2q is placed at x6m y0 and a third charge 4q is placed at x0 y8a what
a spaceship takes off at a const acceleration from earth for 10 sec and then continues upwards for another 10 secs
a 2 meter long mass less spring is hanging from the ceiling you hang a 1 kg weight to the bottom of the spring after
a gas is compressed at a constant pressure of 0800 atm from 800 l to 100 l in the process 400 j of energy leaves the
a solid frictionless cylinder reel of massnbspmnbsp 313 kg and radiusnbsprnbsp 0358 m is used to draw water from a well
a uniform disk of mass 3m and radius r is rotating on a frictionless axis about its center with initial angular
a physical pendulum consists of a uniform solid disk of mass m and radius r supported in the vertical plane by a pivot
a guitar string is 108 cm long and has a mass of 340 g from the bridge to the support post l is 60 cm and the string is
a cylinder of gas with a fixed piston is moved from a boiling water bath to an ice water bath consider the system is
is light matter after reviewing this webpage httpswwwnapedujhponeuniversematter64-65htmlsection - please respond in two
envision a long rectangular block made of a resistive material playdough made with sugar rolled into a long rectangle
your friend says that when a compass is taken across the equator it turns around and points in the opposite direction
when combing your hair you scuff electrons from your hair onto the comb is your hair then positively or negatively
why is it that when you look at a coin in a fountain or cup of water its position is not exactly what it appears from
suppose you board a space ship when you are 20 years old and travel to a star located 43 light years from earth if the
in a particular crash test a car with a mass of 1331 kg collides with a wall the initial velocity of the automobile is
a single-turn square loop of sidenbsplnbspis centered on the axis of a long solenoid in addition the plane of the
you are taking a photograph of a poster on the wall of your dorm room so you cant back away any farther than 20 m to
without glasses your uncle albert can see things clearly only if they are between 26 cm and 180 cm from his eyesa what
the water that passes through the reactor core of a water moderated fission reactor does not pass into the turbine
a friend suggests that nuclei are composed of equal numbers of protons and electrons and not neutrons what evidence can
a point charge q is at the center of a spherical conducting shell there is a point charge q outside the shella does q
when a ceiling fan rotating with an angular speed of 220 rads is turned off a frictional torque of 0225 n-m slows it to