What minimum diameter is required for the wire
A steel wire of length 2.07 m with circular cross section must stretch no more than 0.220 cm when a tensile (stretching) force of 420 N is applied to each end of the wire.
What minimum diameter is required for the wire?
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Workers pushing a 180 kg trunk across a level floor encounter a 10 m long region where the floor becomes increasingly rough; the coefficient of kinetic friction increases from mo =.17 to .79 according to the expression (mk = mo + ax2) where a= 0.
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Two concentric metal loops are each carrying a current but in opposite directions. The larger loop carries a current of 8.0 A and has a radius of 0.060 m. The smaller loop has a radius of 0.040 m. What is the value of a current in the smaller loop
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A steel wire of length 2.07 m with circular cross section must stretch no more than 0.220 cm when a tensile (stretching) force of 420 N is applied to each end of the wire. What minimum diameter is required for the wire?
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A 2.2-kg object is suspended from a spring with k = 18 N/m. The mass is pulled 0.35 m downward from its equilibrium position and allowed to oscillate. What is the maximum kinetic energy of the object?
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