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a 2 meter length of steel changes length by 24 mm during the course of a day if the coeffcient of thermal expansion of
a hiker moves from base camp a distance of 1250m due east then another 845m in a direction 600 north of east what is
a capacitor is constructed of two concentric conducting cylindricalshells the radius of the inner cylindrical shell is
a steel beam has a length of 10 m and a cross-sectional area of 1 cm2 if the length of the beam changes by 050 mm with
identical 603 microc charges are fixed to adjacent corners of a square what charge magnitude andalgebraic sign should
to help keep her barn warm on cold days a farmer stores 900 kg of warm water in the barn how many hours would a
a disc is rotating about its center a mosquito sits on the disc at a distance of 20 cm from the center and has a linear
calculate the magnitude of the electric field at one corner of asquare 08 m on a side if the other three corners are
in an experimental radiation therapy an equivalent dose of 0400rem is given to a localized area of tissue with a mass
a point charge of 2q is placed at the center of a square when a second point charge of -q is placed at one of the
fifty circular turns of wire are wound closely together so that all of them have a radius of close to 005 if the wire
a square wire loop with sides 01 m and a current of 10 a is placed in a magnetic field of magnitude 01 ta what is
a 12 kg block is released from rest at point a and follows the curved guide as indicated at point a this block is
a point charge of 21 microc is at the center of a cubicalgaussian surface 69 cm on edge what is the net electric
a 1250-kg elevator starts from rest it moves upward for 400 seconds with constant acceleration until it reaches its
two students on roller skates stand face-to-face then push each other away one student has a mass of 99 kg and the
a ball is launched at 219 ms at an angle of 25 degrees above the horizontal from the top edge of a building 557 m high
a famous monument is 565 feet tall it is composed of a510-foot pillar topped by a 55-foot pyramidthe base of the
a wheel starts at rest and takes 300 s to rotate 370 revolutions at which point its angular velocity is 980 rads what
during a particular thunderstorm the electric potential between acloud and the ground is vcloud -vground 22 x 108 v
a copper rod is 30 cm long and has a cross-sectional area of 1 cm2 the coefficient of thermal conductivity is 100 wmk
a small conductive rod of length 13 m moves with a constant velocity v16 ms in a direction parallel to a long wire
a water dispenser for pets has an inverted plastic bottle when a certain amount of water is drunk from the bowl more
the space shuttle makes 1 revolution around the earth in 15 hours when it is in an orbit 200 km above the earths
develop the string length ratios for locrian mode by starting withb and then lowering never raising pitch by perfect