A wire 300 m long and 0450 mm2 in cross-sectionalarea has a
A wire 3.00 m long and 0.450 mm2 in cross-sectionalarea has a resistance of 38 at 20°C. If its resistance increasesto 38.3 at 28.0°C, what is the temperature coefficient of resistivity?
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a cannon is fired horizontally from atop a 400 m tower thecannonball travels 145 m horizontally before it strikes the
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calculate the angular and linear speed of the motion of the moon about the earth hence calculate the centripetal force
a wire 300 m long and 0450 mm2 in cross-sectionalarea has a resistance of 38 at 20degc if its resistance increasesto
a dog running in an open field has components of velocity vx 33 ms and vy -23 ms at time t1 114 s for the time
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a pair of speakers separated by 0700m are driven by the same oscillator at a frequency if 690hz an observer originally
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