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Chapter 8: Problem 1087
At Which temperature the density of water is maximum? (A) \(4^{\circ} \mathrm{F}\) (B) \(42^{\circ} \mathrm{F}\) (C) \(32^{\circ} \mathrm{F}\) (D) \(39.2^{\circ} \mathrm{F}\)
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Which of the following is not a thermodynamical function. (A) Enthalpy (B) Work done (C) Gibb's energy (D) Internal energy
When a System is taken from State \(i\) to State \(f\) along the path iaf, it is found that \(\mathrm{Q}=70 \mathrm{cal}\) and \(\mathrm{w}=30 \mathrm{cal}\), along the path ibf. \(\mathrm{Q}=52\) cal. \(\mathrm{W}\) along the path ibf is (A) 6 cal (B) \(12 \mathrm{cal}\) (C) \(24 \mathrm{cal}\) (D) 8 cal
One mole of \(\mathrm{O}_{2}\) gas having a Volume equal to \(22.4\) liter at \(\mathrm{O}\) \(c\) and 1 atmospheric Pressure is Compressed isothermally so that its volume reduces to \(11.2\) liters. The work done in this Process is (A) \(1672.4 \mathrm{~J}\) (B) \(-1728 \mathrm{~J}\) (C) \(1728 \mathrm{~J}\) (D) \(-1572.4 \mathrm{~J}\)
The isothermal Bulk modulus of an ideal gas at pressure \(\mathrm{P}\) is (A) \(\mathrm{vP}\) (B) \(\mathrm{P}\) (C) \((\mathrm{p} / 2)\) (D) \((\mathrm{p} / \mathrm{v})\)
A Carnot engine takes \(3 \times 10^{6}\) cal of heat from a reservoir at \(627^{\circ} \mathrm{C}\), and gives to a sink at \(27^{\circ} \mathrm{C}\). The work done by the engine is (A) \(4.2 \times 10^{6} \mathrm{~J}\) (B) \(16.8 \times 10^{6} \mathrm{~J}\) (C) \(8.4 \times 10^{6} \mathrm{~J}\) (D) Zero
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