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in the figure two particles each with mass m 082 kgare fastened to each other and to a rotation axis at oby two thin
a uniform cylinder of radius 10 cm and mass 13 kg is mounted so asto rotate freely about a horizontal axis that is
indicate the direction of the electric field between the platesof the parallel plate capacitor shown in the drawing if
a 45 m length of wire is stretched horizontally between two vertical posts the wire carries a current of 85 a and
there is evidence that elephants communicate via infrasoundgenerating rumbling vocalizations as low as 14 hz that can
a 70-kg block slides down a frictionless incline making an angle of 600deg withthe horizontala what is the total work
one 20-year-old twin brother takes a space trip with a speed of080c for 30 years according to a clock on the spaceship
review conceptual example 2 as an aid in solving this problem an object is attached to the lower end of a 100-coil
an object is located 135 cm in front of a convex mirror the image being 745 cm behind the mirror a second object twice
a boat can travel 40 ms in still water with what speed relative to the shore does it move in a river that is flowing at
what linear speed must a 0065-kg hula hoop have if its total kinetic energy is to be 012j assume the hoop rolls on the
a resistor and a capacitor areconnected in series to an ideal battery of constant terminalvoltage at the moment contact
a clown is using a concave makeup mirror to get ready for a showand is 279 cm in front of the mirror the image is 661cm
the outer edge of a rotating frisbee with a diameter of 29cm hasa linear speed of 37ms what is the angular speed of the
one way to experimentally measure the heat capacity of a styrofoam cup calorimeter would be to melt a known mass of ice
a diffraction grating is made up of slits of width 360 nm withseparation 1300 nm the grating is illuminated by
a 10 kg box slides 40 m down a frictionless ramp and collideswith a spring as shown in the figure the spring constant
you are an astronaut in the space shuttle pursuing a satellitein need of repair you are in a circular orbit of the same
how would prepare 425g of an aqueous solution containing 014 by mass of sodium acetate nac2h3o2 what is the
at a position in the philippines earths magnetic field of39 microt is horizontal and directeddue north suppose the net
a student on a piano stool rotates freely with an angularspeed of 307 revs the student holds a 139 kg mass in
a student performing a lab experiment obtained 2120 g of alum for 480 g of al metal a calculate theoretical yield
a horizontal force of magnitude 364 n pushes a block of mass381 kg across a floor where the coefficient of kinetic
calculate the molarity of a solution of acetic acid made by dissolving 1900 ml of glacial acetic acid at 25 c in enough
a 72 kg man in a 50 kg chair tilts back so that all the weight isbalanced on two legs of the chair assume that each leg