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a potential dissimilarity v is applied to a wire of cross section a length l and resistivity you want to change the
a 5 gram bullet is shot through a 1 kilogram wood block suspended on a string 2 meter long the center of mass of the
1 consider an airplane that normally has airspeed of 100kmh in a 100kmh crosswind blowing west to east compute its
a sphere of radius 6 centimeter carries a uniform volume of charge density 450 ncm3a estimate the total charge of the
a high-voltage transmission line with a resistance of 0325 km carries a current of 130 ka the line is at a potential of
a spherical shell of radius 6 centimeter carries a uniform surface charge density of 9 ncm2a estimate the total charge
a 2 meter long wire carrying a current of 30 amp is in a 3 t magnetic field find the magnitude of the magnetic force
consider a uniform electric field e2kncia find the flux of this field through a square of side 10 centimeter in a plane
a small ac resistive heater can withstand 125 a before it is damaged if the resistance of the heater is 180 omegaa
an aluminum wire has a resistance of 322 omega at 20degca determine the electrical resistance at 200degcb find how much
a copper rod 12 centimeter in diameter and 27 centimeter long is located across a voltage of 240 volta determine the
an ac generator consists of 6 turns of wire each turn has an area of 004 m2 the loop rotates in a uniform field b 002 t
a 63 omega resistor and a 80 muf capacitor are connected in series to an ac sourcea find the impedance of the circuit
determine what is the inductance of a coil if the coil produces an emf of 204 volt when the current in it changes from
a square coil is in a uniform magnetic field that is perpendicular to the plane of the coil and directed into the
a hydrogen atom in an excited state returns to the ground state by emitting three photons the first photon emitted is
a an orange crate of mass m is at rest on an icy surface one cord connects the crate to a wall a second cord oases over
a 8 kilogram block of ice released from rest at the top of a 150 meter long frictionless ramp slides downhill reaching
determine the minimum speed of a proton whose position along the x axis is measured to be x250 or -025
an electron has the same wavelength as the most intense light from a blackbody at a temperature of 1450 k determine the
a 12 kilogram object hangs in equilibrium from a string with a total length of 5 meter and a linear mass density 00010
an instrument that uses 589 nanometers light has an antiglare coating of thickness 357 nm on a lens made of glass of
a single lens is used to cast an image on a screen that is 60 centimeter from the lens the image is three times the
if 0035 kilogram of ice at 0oc is added to 0390 kilogram of water at 27oc in a 0150 kilogram aluminum calorimeter cup
determine the total amount of translational kinetic energy in a small classroom at normal room temperature suppose the