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a resistor is made out of a long wire having a length l each end of the wire is attached to a terminal of a battery
a jupiter day the time for jupiter to complete one rotation about its own axis is 99 hours or 356x104s if jupiter were
three resistors 122 509 andr are connected in series with a 150 v battery the total current flowing through the
olympic sprinter usain bolt set the world record in the 100 meter dash with a time of 958 seconds the phyics behind his
a wheel of radius 2m is undergoing rotational motion if it has a rotational acceleration of 50s-2 what is its
1 for the figure shown to the right what is the electric field magnitude and direction and electric potential at
consider two equal and opposite torques acting on a rotating object the angular momentum of the object isa increasingb
you are observing a 4-particle system the net external torque on the system is 20nm what is the net internal torque on
a metal wire has a resistance of 100 ohms at a temperature of 20 degrees c if the same wire has a resistance of 1055
as steady force of 2000 n is used for 8seconds to accelerate a 1500 kg car which was initially going 20msa what impulse
in the figure a constant horizontal force upper f overscript right-arrow endscripts subscript app of magnitude 66 n is
describe how kepler finds indications of exoplanets and why this is important this response should be several short
the force is related to the linear deformation by fy l al0 we need to first determine the area api r2 pi 000527854x10-5
consider an object undergoing uniform circular motion at constant speed v and radius r in the following questions
a concave mirror has an object placed in front of it a distance x from the mirror an inverted image is formed whose
1 do heavier objects fall more slowly than lighter objecets2 why do objects float in liquids denser than themselves3 a
a series ac circuit contains a 250-ohm resistor a 15-mh inductora 35uf capacitor and an ac power source of voltage
what is the relationship between the appearance of the sample and the ntu
a thin flexible rod of length l with radius r carries a total charge q uniformly along its length the rod is then bent
jupiter subtends an angle of 167 x10-4 rad when viewed by the unaided eye and 321 x 10-2 rad when viewed through an
an object weighs 745 n in air when it is suspended from a force scale and completely immersed in water the scale reads
please read all questions carefully show all work when necessary for full creditsection i truefalse choose the correct
water and mercury droplets were placed on a table surface it was observed that the water drop spread on the surface of
suppose the length of a clocks pendulum is changed by 1000 exactly at noon one day what time will it read 2400 hours
a seismographs measure the arrival times of earthquakes with a precision of 0100 s7 to get the distance between to the