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a uniform magnetic field passes through a horizontal circular wire loop at an angle 173acirc degree from the normal to
a rope is used to pull a 618 kg block at constant speed 208 m along a horizontal floor the force on the block from the
an electronic flash unit for a camera contains a capacitor with a capacitance of 810 muf when the unit is fully charged
a the ratio of the mass of the earth to the mass of the moon is 759 suppose that the radius of the earth is about 65570
a uniform electric field with a magnitude of 5650 nc points in the positive x directiona obtain the change in electric
current passes during a solution of sodium chloride in 100 second 268times1016 na ions arrive at the negative electrode
a boulder flies through the air at 118 meter per second with kinetic energy 314 joulepart a determine what is its
what is the resistance of each bulb in a car which contains a 6-v battery supplying a total of 48 w to two identical
1 a resistor has a resistance 15 ohm and a voltage 600 v across it what is the current in the resistor what power does
consider a skier heading down a 95o slope suppose the coefficient of friction for waxed wood on wet snow is mk010 and
a frictionless incline at an angle of 400deg with respect to the horizontal has a block of mass 500 kg attached by a
the earthrsquos electric field creates a potential that increases 100 v for every meter of altitude if an object of
assuming the cost of energy from the electric company is 0065kwh find the cost per day of operating a lamp that draws a
a 480-kg watermelon is dropped from rest from the roof of a 220-m -tall building and feels no appreciable air
at each corner of a square of side there are point charges of magnitude q 2q 3q and 4qa find what the magnitude of the
a square loop of side length 100 mm is placed on a wooden table in a uniform magnetic field of magnitude 049t the
an inductor in the form of a solenoid contains 460 turns and is 122 centimeter in length a uniform rate of decrease of
a physics book slides off a horizontal table top with a speed of 130ms it strikes the floor after a time of 0320s
a uniform thin ring of charge with radius 380 centimeter and total charge 700 muc is situated in the yz-plane and
a child is sitting on a stationary skateboard with a pile of rocks which she throws in one direction in order to make
you have a circuit consisting of one resistor and one ideal battery in that circuit the current supplied by the battery
the critical angle for total internal reflection at a benzene-air interface is 418acircdeg a ray traveling in air has
the potential at the center of a 2 centimeter diameter copper sphere is 900 volt relative to v0v at infinity determine
a sealed jar contains only air at room temperature and atmospheric pressure to what temperature should the air be
how do people take advantage of thermal expansion for practical purposes how can thermal expansion cause problems for