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a stack of n ideal polarizers is arranged so that the transmission axes of the first and last polarizers are
the picture below shows a wire loop composed of two circular arcs and two straight pieces the twocircular arcs are
a square loop of wire with side length 10 cm is moving to the right with constant speed of 16 ms the loop has total
a square loop sides a b c d 11 cm i 11 a lies in the vertical yz plane looked at from the right the current is
pictured on the right are thee point charges q1 184 muc q2 -336 muc and q3 573 muc arranged according to the figure
pictured is a thin non-conducting disk of radius r 952 cm containing an overall charge q -900 mc all of which resides
a piece of iron is heated with a torch to a temperature of 583 k how much more energy does it emit as blackbody
a piece of thin uniform wire of mass m and length 3b is bent into an equilateral triangle find the moment of inertia of
a piece of wood with a density of 766 kgm3 is tied with a string to the bottom of a water-filled flask the wood is
the square loop with side length 2m is perpendicular to a 3t magnetic field over a period of 10 s the field increases
a pilot performs an evasive maneuver by diving vertically at 230ms part a if he can withstand an acceleration of 80 gs
a square loop with a resistor is in a magnetic field which varies in strength determine and explain the direction of
a square current-carrying loop with 12 turns is in a region with a uniform magnetic field the maximum torque exerted on
a square box with no fixed axis acted on by three horizontal forcesin the figure below the mass of the square box is
we have a pipe that is closed at both ends and we want to cut it into three peices so that one pipe produces a
a pipe tapers out from an initial area a1 66x10-2 m2 to a final area a2 that is nine times as large over a distance d
a pitcher throws a 0140-kg baseball with a speed of the batter strikes it with an average force of which results in the
a sprinter of mass 605 kg has one foot on the ground as shown in the figure below the force f exerted by the ground at
you place an object 166 cm in front of a diverging lens which has a focal length with a magnitude of 122 cm determine
a spring of negligible mass has force constant k 1800nm a how far must the spring be compressed for an amount 340j of
you place a tray containing 320g of water at 14oc in your freezerhow much energy must be removed to turn the water to
the plane of a circle of radius 10 cm makes an angle of 30degrees with a uniform magnetic fielda if the magnetic flux
a spring gun shoots a 100g copper ball directly upwards so that the ball reaches a maximum height of 50 cm above the
a spring is attached to the top of the relief valve which in its closed state provides 50lbf to the valve the diameter
a planet is found to be twice as massive as earth yet half of its radius if a 50 kg ball were to be dropped 10m above