A thin converging lens is found to form an image of a distant building 24 cm from the lens. If an insect is now placed 16 cm from this lens, how far FROM THE INSECT will its image be formed?
A) 96 cm B) 32 cm C) 48 cm D) 64 cm E) 72 cm
B
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As a particle moves along the x axis it is acted upon by a single conservative force given by Fx = (20 ? 4.0x) N where x is in m. The potential energy associated with this force has the value +30 J at the origin (x = 0). What is the value of the potential energy at x = 4.0 m?
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a. There is no upper limit, though the charge is usually less than 3 e. b. 2 e c. 1 e d. 3 e
When a comet like Comet Hale-Bopp comes closest to the Sun in its orbit, we say that it is at:
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