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a box rests on the back of a truck the coefficient of static friction between box and bed of the truck is 0250a when
a 282 kilogram projectile is fired with an initial speed of 119 meter per second at an angle of 31 degree with the
a 12 meter long uniform ladder is leaning against a frictionless wall at an angle of 50o above the horizontal the
the potential difference across the terminals of a battery is 87 volt when there is a current of 153 amp in the battery
an electron is accelerated from rest by an electric field after the acceleration the electron is injected into a
a gas of diatomic molecules is in equilibrium at a temperature of 340 k assuming that the rotational inertia of the
a disk-shaped merry-go-round of radius 277 meter and mass 150 kilogram rotates freely with an angular speed of 0653
a point charge q produces an electric field of magnitude 1125 nc at a distance of 128 meter if the field is directed
the electric field of a sinusoidal electromagnetic wave obeys the equation e 375vmsin597times1015radst199times107radmxa
a straight non conducting plastic wire 950 centimeter long carries a charge density of 130 ncm distributed uniformly
two blocks of copper one with a mass of 1 kilogram and the other with a mass of 3 kilogram are at the same temperature
one end of a short aluminum rod is in a campfire and the other end is in a block of ice if 100 joule of energy is
an electromagnetic wave with frequency 65 hertz travels in an insulating magnetic material that has dielectric constant
a parallel combination of a 117 muf capacitor and a 295 muf one are connected in series to a 467 muf capacitor this
a spherical capacitor contains a charge of 300nc when connected to a potential difference of 210 volt if its plates are
a proton is traveling horizontally to the right at 45 x 106 msa obtain the magnitude and direction of the weakest
a non reflective coating n 134 covers the glass n 152 of a camera lens assuming that the coating prevents reflection
a copper wire has a length of 6 meter and a diameter of 4 millimeter youngs modulus given by the textbook is 110 x 1010
three identical 100 muc charges are on the vertices of an equilateral triangle each side measures 0500 meter find the
a particle with charge -374 x 10-6 coulombs is released at rest in a region of constant uniform electric field suppose
a 4700 muf capacitor is charged with 9 volt and then connected across a 15 h inductora evaluate what the energy in this
pictured is a thin non-conducting disk of radius r 732 centimeter containing an overall charge q -500 mc all of which
the image of an object formed by a plano-convex lens at a distance of 8 meter behind the lens is real and is one-third
blue light 450 nanometer is diffracted through a double slit and the central fringe on a screen 12 meter away is 062
a explain what effect will increasing the number of lines per mm have on the grating constant of a diffraction gratingb