Answers by Hadayat Niazi
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Answers by Hadayat Niazi

Answers by Hadayat Niazi
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The amplitude of a system moving in simple harmonic motion is doubled. Determine by what factor the following change. (a) the total energy (b) the maximum speed (c) the maximum acceleration (d) the period
answered Nov 24, 2020
2 votes
194k views
How does a concave lens differ from a convex lens? A) A convex lens is another way to describe a plane mirror; a concave lens is curved. B) A concave lens us curved inward on both sides; a convex lens
answered May 24, 2020
6 votes
75.0k views
What is the minimum work needed to push a 925-kg car 207 m up along a 14.5° incline? Ignore friction.
answered Mar 8, 2020
2 votes
232k views
A sprinter had a mass of 80 kg and a kinetic energy of 4,000 J. What is the sprinters speed?
answered Oct 4, 2019
5 votes
167k views
You are holding a coarse-grained crystalline rock with a texture that can be best described as having "interlocking crystals". the minerals present are feldspars, quartz, and mafic minerals. this rock
answered Mar 3, 2019
3 votes
310 views
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