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a 500-turn circular coil with an area of 0050 m2 is mounted on a rotating frame which turns at a rate of 200 rads in
a 10-turn square coil of area 0036m2 and a 20-turn circular coil are both placed perpendicular to the same changing
a coil of 5 turns and area 20 cm2 carries a current of 80a if the coil is in a uniform external field of magnitude of
an electron of energy 400 ev moves at right angles to a uniform magnetic field along an arc of radius 20cm a second
the heater element of a toaster is 540m length of nichrome wire whos diameter is 0480mm the resistivity of nichrome at
a single atom of cesium-133 has a mass in atomic mass units of 13290545193 ua determine the total binding energyin mevb
a skier m 630 kg starts sliding down from the top of a ski jump with negligible friction and takes off horizontally
identifcal 20uc charges are placed on the vertices of a square with sides that are 20m in length determine the electric
a nichrome wire is used as a heating element in a toaster from the moment the toaster is first turned on to the moment
the free-fall acceleration on the surface of mars is about three eighths that on the surface of the earth the radius of
a coin is located 180 cm to the left of a converging lens f 160 cm a second identical lens is placed to the right of
two identical diverging lenses are separated by 18 cm the focal length of each lens is -80 cm an object is located 40
an object is placed in front of a converging lens in such a position that the lens f 170 cm creates a real image
an electron charge-16x10-19c is moving at 3x105 ms in the positive x direction a magnetic field of 08t is in the
a long wire is known to have a radius greater than 40 mm and to carry a current that is uniformly distributed over its
a 038 h inductor and a 225 ohm resistor are connected in series to an ac generator with an rms voltage of 30v and a
an ac generator with a frequency of 105hz and an rms voltage of 225 v is connected in series with a 100 k ohm resistor
a spaceship is observed from the earth to be moving toward a star at a speed of 080 c if the distance from the
pitcher throws 015kg baseball what is the approximate speed of the pitch if force exerted by pitcher is
two moles of an ideal gas at 400 k expand quasi-statically and isothermally from an initial volume of 310 l to a final
a transformer has 100 turns in its primary windings and 500 turns in its secondary winding if the primary voltage and
a 9 g ice cube at -10degc is placed in a lake whose temperature is 17degc calculate the change in entropy of the
a omega mass 1672 mevc2 at rest decays into a kaon k mass 4937 mevc2 and a lambda 0 mass 11157 mevc2 k 0what is
an unstable particle called the pion has a mean lifetime of 25 ns in its own rest frame a beam of pions travels through
a thin film of soap n 135 is floating in air if light of wavelength 600 nm is missing from the reflected light what is