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a metallic wire has a diameter of 412 millimeter when the current in the wire is 8 amp the drift velocity is 540 x 10-5
a sign is supported by a cable and a horizontal beam the beam has a length 14 meter and a uniform mass of12 kilograma
a horizontal desk surface measures15 m x 10 m if the earths magnetic field has magnitude 040 mt and is directed 35
a stunt driver drives a 1500 kilogram truck with a length of 425 m around a circular curve with a radius of curvature
a flat uniform circular disk radius 491 meter mass 400 kilogram is initially stationary the disk is free to rotate in
a race car starting from rest travels around a circular turn of radius 283 meter at a certain instant the car is still
a car of mass m 900 kilogram traveling at 650 kilometer per hour enters a banked turn covered with ice the road is
three identical masses of 800 kilogram each are placed on the x axis one mass is at x1 -130 cm one is at the origin
in a circular flat track with a radius of 50 meter find what is the maximum speed a car can go without sliding suppose
a 10 gram bullet is fired horizontally with a speed of 155 ms into a 03 kilogram block that is initially at rest at the
a 9 kilogram hanging mass is connected by a string over a pulley to a 5 kilogram block sliding on a flat table if the
determine what is the tension in an elevator cable if the 1001 kilogram elevator is descending with an acceleration of
an ice-skater moving at 1 x 101 ms coasts to a halt in 1 x 102 meter on a smooth ice surface obtain coefficient of
a shot-putter moves his arm and the 7 kilogram shot through a distance of 10 m if the shot is given a velocity of 1 x
a lady at an airport is pulling a 15 kilogram suitcase with wheels at constant speed by pulling on a strap at an angle
a 5 x 103 newton weight is held suspended in equilibrium by two cables cable one applies a horizontal force to the
it is possible to charge a balloon to several thousand volts using electrostatics for example by rubbing it on ones
a 100g piece of gold that is heated to 160c and placed in 200g of 20c water what is the equilibrium temperature if
a light beam fully illuminates a 4-slit diffraction slide creating a central maximum of intensity 20 mwsq cm the
a one-dimensional harmonic oscillator is perturbed by an extra potential energy bx calculate the change in each
a battery with e120v and internal resistance r19omega is connected to two 95-komega resistors in series an ammeter of
experiment with the double-slit procedure using water waves and a barrier with two openings the wavelength of the
here are the familiar pair of carts connected by a spring what are the relative speeds of the carts when the spring
1 a ship has a top speed of 30 ms in calm water the current of the ocean tends to push the boat at 20 ms on a