Thin Lenses: When an object is placed 118 cm from a thin diverging lens, its image is found to be 59 cm from the lens. The lens is removed, and replaced by a thin converging lens whose focal length has the same magnitude as the diverging lens. This second lens is at the original position of the first lens. Where is the image of the object now?
Fill in the blank(s) with the appropriate word(s).
at infinity
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The big bang happened everywhere in the Universe at the same time
a. True b. False Indicate whether the statement is true or false
The maria on Ganymede were formed by
A) gravitational interactions with Callisto and Europa. B) plate tectonics. C) basalt erupting onto the surface. D) sulfur spewed from volcanoes. E) water erupting and spreading over the surface.
A spaceship is moving in a straight line away from Earth at 0.80c, measured relative to Earth
It launches a missile that moves away from the spaceship in the forward direction at 0.60c, relative to the ship. Relative to Earth, what is the speed of this missile? A) 1.4 c B) greater than c but less than 1.4c C) greater than 0.80c but less than c D) c
A cubical gaussian surface is bisected by a large sheet of charge, parallel to its top and bottom faces. No other charges are nearby. Through how many of the cube’s faces is the electric flux zero?
1.0 2.2 3.4 4.6