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in each of two coils the rate of change of the magnetic flux in a single loop is the same the emf induced in coil 1
a cylindrical diving bell 35 m in diameter and 44 m tall with an open bottom is submerged to a depth of 160m in the
a sphere 12 cm in diameter contains and ideal gas at 1 at m and13 degrees celsius as the sphere is heated to 108
suppose that the pressure is one atmosphere and decide the heat in joules required to produce 377 kg of water vapour at
a piece of glass has a temperature of 770 degc liquid that has a temperature of 390 degc is poured over the glass
two identically constructed clocks are synchronized one is put into orbit around earth and the other remains on earth
a small car with a mass of 850kg travels northward at 25msa does the car have more or less momentum than a truck with a
a crate of weight fg is pushed by a force p on a horizontal floor a if the coefficient of static friction is mus and p
1 what is the minimum area of a block of ice 0305m thick floating on water that will hold up an automobile of mass
an at wood machine consists of 2 masses ma and mb which are linked by an inelastic cord of negligible mass that passes
a sample contains radioactive atoms of two types a and b initially there are three times as many a atoms as there are b
a pyrex beaker that has a capacity of 1000cm3 at 20c contains 990cm3 of mercury at that temperature is there some
two rectangular blocks are stacked on a table the lower block has a mass of 386 kg and upper block has a mass of 340 kg
a stamp collector is viewing a stamp by a magnifying glass held next to her eye her near point is 25 cm from her eye1
an underwater scuba diver sees the sun at an apparent angle of 480deg above the horizon what is the real elevation
the milky way has a diameter proper length of about 12times105 light-years according to an astronaut how many years
the headlights on a certain car are gauged to be 11 m apart the diameter of the pupil in a human eye is 25 mm what is
a laser utilized in eye surgery emits a 344 mj pulse in119 ns focused to a spot 315 um in diameter on the retina
three identical resistors are linked in parallel the equivalent resistance increases by 700 omega when one resistor is
two cylindrical rods one copper and the other iron are identical in lengths and cross-sectional areas they are joined
you have a number of identical 4500 omega resistors a there is one way in which three of these resistors can be wired
1 what is the average speed of the jet aircraft during takeoff ms2 compute the distance covered by the jet aircraft
a 65-kg skier is going down a slope oriented 33deg above the horizontal the area of each ski in contact by the snow is
the moons diameter is 348x106 m and its mean distance from the earth is 385x108 m the moon is being photographed with a
at age forty a man requires contact lenses f 650 cmto read a book held 250 cm from his eyes at age forty-five he finds