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at a distance of 11 centimeter from a very long charged wire the electric field have magnitude 2000 nc and is directed
an equilateral triangle is formed from three rods each of length 10 centimeter two of the rods carry charge 63 nc
a body weighing 157 newton is pulled over a horizontal surface with constant velocity by a constant force of magnitude
a rifle that shoots bullets at fed ms is aimed directly at a target 832 meter away and level with the rifle compute how
a ski tow operates on a 150o slope of length 300 meter the rope moves at 120 kmh and provides power for 50 riders at
a little red wagon with mass 70 kilogram moves in a straight line on a frictionless horizontal surface it has an
a 15 muf capacitor is connected to a 50 volt battery and fully charged the battery is removed and a slab of dielectric
two charges are separated by a distance d and exert a mutual attractive force of magnitude f on each other in the
this assembly is made with mass less strings attached to balls ball a m 03kilogram is released from height 02 meter
a 500 kilogram child stands at the rim of a merry-go-round of radius 215 meter rotating with an angular speed of 270
a race car starts from rest on a circular track of radius 690 meter the cars speed increases at the constant rate of
a rotating wheel requires 800 second to rotate 300 revolutions its angular velocity at the end of the 800 second
a wire of radius r and length l and resistivity rho has a resistance r estimate what is the new resistance if the wire
a 120 kilogram shell is launched at an angle of 55o above the horizon with an initial velocity of 150 ms when at its
a curve in a road forms part of a horizontal circle as a car goes around it at constant speed 140 ms the total force
a 10 gram bullet is fired horizontally into a 300 gram wooden block initially at rest on a horizontal surface and
an 845 kilogram race car can drive around an unbanked turn at a maximum speed of 61ms without slipping the turn has a
at an water park a girl slides down a water slide into the main pool if the girl starts at rest slides without friction
you are traveling north at 23 ms in your convertible a truck behind you is traveling north at 12 ms thus you are moving
the coefficient of kinetic friction for a 22 kilogram bobsled on a track is 10 determine what force is required to push
two 720 kilogram hockey players skating at 545 ms collide and stick together if the angle between their initial
obtain the electric field amplitude of linearly-polarized em wave of intensity 999 gwm2 moving at a speed of 1240 times
a linearly-polarized em wave moving in vacuum perpendicular to a perfectly reflecting surface exerts a radiation
at one position and time the electric field of an em wave in vacuum is 666 mvm right and its magnetic field is 222 mt
a wheel is rotating freely at angular speed 400 revmin on a shaft whose rotational inertia is negligible a second wheel