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assume you have a car with a 125-hp engine find how large a solar panel would you need to replace the engine with solar
zog and geraldine his wife each push a cart along a horizontal surface where friction is negligible both carts are
if the receiver is to detect a change in travel distance on the order of 6 meter obtain the associated change in travel
a 15kg block is on a ramp which is inclined at 20 degree above the horizontal it is connected by a sting to 19kg mass
x-rays of wavelength 00983 nanometer are directed at an unknown crystal the second diffraction maximum is recorded when
two spheres are launched horizontally from a 12 meter high table sphere a is launched with an initial speed of 5 meter
a stick of mass m and length l is initially upright on a frictionless table balanced on one of its ends the stick
discover the height that a billiard ball must be struck so that it will roll with no initial slipping suppose that the
an electric field e 150i 200j nm is applied in a region where a proton is moved from an initial position x y -20 30
two atomic particles approach each other in a head-on collision each particle has a mass of 154 x 10-25 kilogram the
a piano tuner stretches a steel piano wire with a tension of 765 newton the steel wire has a length of 0700 meter and a
the current in a coil with a self-inductance of 1 mh is 36 amp at t 0 when the coil is shorted through a resistor the
a marine biologist powers the 1000 w 24 v electric outboard motor on her boat from a 55 ahr battery how long can she
suppose a spherical planet of radius r and an average density 50 x 103 kgm3 this is approximately the average density
the rms current in an ac circuit with a resistance of 170 is 085a1 what is the average power consumed with this
an inductor in the form of a solenoid contains 400 turns and is 146 centimeter in length a uniform rate of decrease of
an 15-turn circular coil of radius 175 cm carries a current of 183 a what is the strength of the magnetic field at a
the eyepiece of a compound microscope has a focal length of 280 centimeter and the objective lens has f 0720
the rc circuit has 4 komega and c 2 microf the capacitor is at voltage v at t0 when the switch is closed find how long
the tension in a ligament in the human knee is approximately proportional to the extension of the ligament if the
in a 134 t magnetic field directed vertically upward a particle having a charge of magnitude 830 muc and initially
in the circuit the resistance are 170 komega and the batterys emf is 22 volt if the time constant is measured to be 370
a 30 muf capacitor initially charged to 30 muc is discharged through a 250 komega resistor determine how long does it
a 3 muf and a 4 muf capacitor are connected in series and this combination is connected in parallel with 2 muf
the frequency of sound waves in air from a violin string are around 694 hertz if the speed of sound in air is 300 meter