Physics, 31.01.2020 12:44 sabitams1194
Rays of light incident on a lens and parallel to the principal axis of the lens converge
a. at the focal point of the lens.
b. in front of the lens.
c. in back of the lens.
d. at the center of curvature of the lens.
Answers: 3
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Find the momentum for a 2.6-kg brick parachuting straight downward at a constant speed of 8.4 m/s .
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Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.
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Rays of light incident on a lens and parallel to the principal axis of the lens converge
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