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a 500 g object is attached to ahorizontal spring with a force constant of 50 nm and released from rest with an
a microscope has an objective lens with a focal length of 1622 mmand an eyepiece with a focal length of 920 mm with the
the chamber of a rock-tumbling machine is a hollow cylinder withmass 62 g and radius 71 cm the chamberis closed off by
two unfortunate climbers roped together are sliding freely down an icy mountainsidenbsp the upp climbermass 73 kg is on
a a bicycle rider races with a constant speed around acircular track25m in diameter what is the acceleration of the
an 896-kg jogger is heading due east at a speed of 297 ms a631-kg jogger is heading 182 deg north of east at a speed
what happens to rechargable batteries in the process of rechargingwhat are some experiments you can do to test how
an asteroid is moving along a straight line a force acts along the displacement of the asteroid and slows it down the
a person pulls a toboggan for a distance of 327 m along the snowwith a rope directed 249 deg above the snow the tension
how much heat must be added to 1 mole of a monatomic gas if the temperature goes to -100 degrees c to 300 degrees c at
a 1562 kg object oscillates with simple harmonic motion on a string with a force constant of k15000 nm if the maximum
a simple pendulum is a mass at the end of a light string if thelength of the string is 14 m and the mass is released
the angular momentum of a flywheel having a rotational inertiaof 0200 kgmiddotm2 about itscentral axis decreases from
an object of mass 550 kg is lifted from the floor to a height of350m at a constant speed1 how much work is done by the
the 1994 winter olympics included the aerials competition in skiing in this event skiers speed down a ramp that slopes
the graph shows the net external force component fcos along the displacement as a function ofthe magnitude s of the
a helicopter starting from rest accelerates straight up from the roof of a hospital the lifting force does work in
a fully charged capacitor with a voltage of 120 kv is discharged through a resistora what is the voltage across the
a spacecraft uses the suns radiation for propulsion the suns radiation pressure is 1000 wm2 and the exposedarea of the
on a typical summer day the intensity of the sunlight isapproximately i 1000 wm2 what is the amplitude of the electric
the drawing shows two boxes resting on frictionless ramps onebox is relatively light and sits on a steep ramp the other
the determined wile e coyote is out once more to try to capture the elusive roadrunner the coyote wears a new pair of
a person tuning a piano plays a note and hits a tuning fork atthe same time the fork plays a note of 288 hz if 3 beats
a tuning fork with a frequency of 288 hz d is placed over anopen pipe which has one end submerged in water if the
a student decides to move a box of books into her dormitory room bypulling on a rope attached to the box she pulls with