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A 0.127-m pencil is oriented perpendicular to the principal axis of a concave spherical mirror that has a radius of curvature of 0.300 m. What are the image distance and the image height if the pencil is 0.250 m from the mirror?
Draw a ray diagram to illustrate the image formation through concave spherical mirror and justification of your answer.
A flat bi-metallic strip consists of alluminium riveted to a strip of iron. When heated, the strip will bend. Which metal will be on the outside of the curve? Why?
A series LCR circuit has values R=10 ohm, C=5.5 μF, and L=120mH, Determine the resonant frequency and Determine the ratio of power in R at the resonant frequency compared to the power in R at 50 Hertz
Three equal point charges, each with charge 1.30 mu C, are placed at the vertices of an equilateral triangle whose sides are of length 0.600 m. Evaluate the electric potential energy U of the system?
A 37-kg girl is bouncing on a trampoline. All through a certain interval after she leaves the surface of the trampoline, her kinetic energy decreases to 215 J from 430 J. How high does she rise during this interval? Avoid air resistance.
Harold the Hurler is a physics student who is renowned for his baseball pitching arm. In order to determine the amount of work he performs in throwing a baseball, How much work does Harold perform on the baseball
A long, uniform rope with a mass of 0.100 kg per meter lies on the ground. You grab one end of the rope and lift it at the constant rate of 1.20 m/s. Calculate the upward force you must exert at the moment when the top end of the rope is 0.560 m abov..
A solid conducting sphere of radius 2.00 cm has a charge of 7.90 µC. A conducting spherical shell of inner radius 4.00 cm and outer radius 5.00 cm is concentric by the solid sphere and has a charge of -3.20 µC. discover the electric field at the foll..
in one fusion research program a pellet of hydrogen isotopes will be heated and compressed with intense lasers. if a
Snowballs are thrown with a speed of 16m/s from a roof 9.0m above the ground. Find the direction of motion of the two snowballs
A long solenoid of 500 turns carrying a current of 3.7 Amp produces within itself a uniform magnetic flux of 2.8 mWb. Find what is the self-inductance of the coil
a spherical shell of a van de graff generator has an electric field strength e -10000 nc on the surface of its
A pitcher throws a 0.157 kilogram baseball, and it approaches the bat at a speed of 48.9 m/s. find the speed of the ball after the ball leaves the bat
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