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Shaving/makeup mirrors typically have one flat and one concave(magnifying) surface. You find that you can project a magnifiedimage of a light bulb onto the wall of your bathroom if you holdthe mirror 1.6 m from the bulb and5.5 m from the wall. (Include the signof each answer.)
(a) What is the magnification of the image?
_______?multiplied by
(b) Is the image erect or inverted?
(c) What is the focal length of the mirror?
________? m
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A small metal bead, labelled A, has a charge of 29 nC. It is touched to metal bead B, initially neutral, so that the two beads share the 29 nC charge, but not of necessity evenly. When the two beads are then placed 5.0 {rm cm} apart, the force betwee..
A 24-V battery is connected in series with a resistor and an inductor, Find the energy stored in the inductor when the current reaches its maximum value
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Solar energy originates in nuclear reaction, where mass energy changes the most in kinetic energy of photon. calculate how much mass, the Sun loses in second
A cylindrical habitat in space 5.81 km in diameter and 37.7 km longhas been proposed (by G.K. O’Neill, 1974). Such a habitatwould have cities, land, and lakes on the inside surface and airand clouds in the center
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you place a magnetic compass on a horizontal surface allow the needle to settle into its equilibrium position and then
An object is released from rest on a planet that has no atmosphere. The object falls freely for 3m in the first second. What is the magnitude of acceleration due to gravity on the planet?
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