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What are the differences between convex lens and convex mirrors ?
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When the velocity of an object is doubled, by what factor is its momentum changed? by what factor is its kinetic energy changed? a) the momentum is zero. b) the momentum is not zero. c) difficult to say.
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Physics, 21.06.2019 21:00
Ahowler monkey is the loudest land animal and, under some circumstances, can be heard up to a distance of 4.6 km. assume the acoustic output of a howler to be uniform in all directions and that the threshold of hearing is 1.0 × 10-12 w/m2. what is the acoustic power emitted by the howler
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If forces acting on an object are unbalanced. true or false
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Physics, 22.06.2019 12:00
In an experiment, how can i change human errors? be specific.
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What are the differences between convex lens and convex mirrors ?...
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