Physics, 15.04.2020 01:02 blackkiki4352
Two wires A and B with circular cross-section are made of the same metal and have equal lengths, but the resistance of wire A is five times greater than that of wire B. What is the ratio of the radius of A to that of B?
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Amplitude is a measure of a waves a; speed b; distance c; energy d; frequency
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Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied.
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Two wires A and B with circular cross-section are made of the same metal and have equal lengths, but...
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