What potential difference is required to cause 2.0 A to flow through a resistance of 8.0 ??
What will be an ideal response?
16. V
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Which hypothesis suggested that the Moon formed elsewhere and was later caught by Earth's gravity?
a. fission hypothesis b. fusion hypothesis c. large-impact hypothesis d. capture hypothesis e. condensation hypothesis
A gas expands from an initial volume of 30.0 L to a final volume of 65.0 L at a constant pressure of 110 kPa. How much work is done by the gas?
A) 3.85 kJ B) 10.4 kJ C) 3850 kJ D) 10.4 MJ E) 3.85 MJ
How would the values of vp for carbon dioxide gas compare to that of nitrogen gas at a given temperature?
A. vp will be larger for carbon dioxide. B. vp will be larger for nitrogen. C. vp will be equal in both cases. D. One does not have enough information to tell for sure.
Two wires, one copper and the other steel, of equal length stretch the same amount under an applied load P. The moduli of elasticity for each is Es 5 210 GPa and Ec 5 120 GPa. The ratio of the diameter of the copper wire to that of the steel wire is approximately:
(A) 1.00
(B) 1.08
(C) 1.19
(D) 1.32
