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a 400 loop circular armature coil with a diameter of 5 centimeter rotates at 12 revs in a uniform magnetic field of
super invar an alloy of iron and nickel is a strong material with a very low coefficient of thermal expansion 020 times
three light bulbs each with a resistance of 50 ohm are connected in series to a 100 volt power supply determine the
the wavelength of a certain sound source is 24 mm in air and the speed of sound in air is 345 meter per second estimate
a tow truck is pulling a car out of a ditch by means of a steel cable that is 106 meter long and has a radius of 050
a 64 kilograms water skier is being pulled by a nylon tow rope that is attached to a boat the outstretched length of
you want to use a steel cable to tow your car m 1980 kilogram the cable is solid steel with a diameter of 09
assume you have a 11 muc point chargea determine how far in meters from the charge will the potential be 75 volt if it
a point source of light is 82 centimeter below the surface of a body of water obtain the diameter of the largest circle
a spaceship passes you at a speed of 0850c you measure its length to be 442 meter determine how long would it be when
if the wavelength of ultrasound in soft tissue is 0308 millimeter find what is the frequency producing this
a plane sinusoidal electromagnetic wave in air has a wavelength of 384 centimeter and electric field amplitude of 135
a spring stretches by 0020 meter when a 35 kilogram object is suspended from its end find how much mass should be
the telescope at yerkes observatory in wisconsin has an objective whose focal length is 194 meter its eyepiece has a
a simple pendulum uses a steel wire as the string the length of this wire is 15 meter at room temperature if the
an fm radio station broadcasts at 966 mhz compute the wavelength in meters of this radio wave radio waves travel at the
a large punch bowl holds 380 kilogram of lemonade which is essentially water at 25oc a 540 x 10-2 kilogram ice cube at
a small airplane flies in a flies in a straight line at a speed of 750 kilometer per hour find how many hours or
a 12 centimeter diameter circular loop of wire is located in a 050 t magnetic field when the plane of the loop is
a 57 kilogram woman stands at the rim of a horizontal turntable having a moment of inertia of 455 kgbullm2 and a radius
a circuit component operates at 20 volt and 050 amp a transformer with 300 turns in its primary coil is used to convert
a uniform rod of mass 120 gram and length 50 centimeter rotates in a horizontal plane about a fixed vertical
a particle of mass 0400 kilogram is attached to the 100 centimeter mark of a meter stick of mass 0200 kilogram the
a hydraulic lift in a garage has two pistons a small one of cross-sectional area 450 cm2 and a large one of
a 160 kilograms box is moving to the right with speed 850 meter per second on a horizontal frictionless surface at t 0