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a coil with a self inductance of 75 mh experiences a constant current build up fro zero to 50a in 125s what is the
a2m wire is moved perpendicular to a5magnetic field at a speed of 15ms what emf is induced across the ends of the
a curling stone with a mass of 7 kg moves across the ice at a speed of 135 ms in the positive x direction it collides
two train cars are on a smooth level track car 1 has an initial mass of 10000 kg and an initial speed of 18 ms car 2 is
a 200 kg disc has a 500mm diameter it is rotating at 200 rpm about its central longitudinal axis like the bicycle wheel
a man pushes a 42 kg crate uphill along a plane inclined at 30 degree with respect to the horizontal the man pushes the
a fire engine is driving directly away from a solid wall at 34 ms on a hot 300o c day while its siren emits a steady
if the difference in pressure on the two sides of a closed door of area 2m2 is 001 atm what is the net force on the
a ping-pong ball with mass 6 g is attached by a thread to the bottom of a beaker when the beaker is filled with water
an empty erlenmeyer flask weighs 2523 g when filled with water d 100 gcm3 the flask and its contents weigh 5033 ga
a uniform 76 ladder is leaning against a frictionless vertical wall with which it makes a 15 angle the coefficient of
the upper falls in yosemite national park at 440 m is among the 20 highest waterfalls in the world estimate the
a merry-go-round starts from rest and accelerates with angular acceleration 12times102 for 13 what is its average
lithium is the least dense metal known density 053 gcm3 what is the volume occupied by 800 x103g of
copper wire has a breaking stress of about 3times108 nm2 what is the maximum load that can be hung from a copper wire
a cars outside rear-view mirror is convex with focal length -12m in the mirror you see a truck thats actually 38m tall
how do you know when an element that is by itself has an oxidation number of zero or its
the half-life of sr-90 is 29 years what fraction of the atoms in a sample would remain after 100 years how would you
a 050 mass is attached to a spring with a force constant of 27 and released from rest a distance of 33 from the
what is adsorption isotherm and desorption isotherm and hysteresis list the important applications of sorption
an object executing simple harmonic motion has a maximum speed of 44 and a maximum acceleration of 0661 find the
suppose your dorm room is 13 ft wide by 15 ft long by 85 ft high and has an air conditioner that exchanges air at a
an unknown metal m reacts with oxygen to give the metal oxide mo2 identify the metal based on the following
a hoop and a disk both of mass 18 kg and radius of 02 m roll without slipping up a straight incline with an initial
an unknown material begins to emit electrons from its surface when exposed to photons with wavelengths shorter than 540