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Chapter 7: Problem 947
What is the possible value of posson's ratio? (A) 1 (B) \(0.9\) (C) \(0.8\) (D) \(0.4\)
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At what temperature the centigrade (celsius) and Fahrenheit readings at the same. \((\mathrm{A})-40^{\circ}\) (B) \(+40^{\circ} \mathrm{C}\) (C) \(36.6^{\circ}\) (D) \(-37^{\circ} \mathrm{C}\)
The fraction of floating object of volume \(\mathrm{V}_{0}\) and density \(\mathrm{d}_{0}\) above the surface of a Liquid as density \(\mathrm{d}\) will be (A) \(\left(\mathrm{d}_{0} / \mathrm{d}\right)\) (B) $\left[\left\\{\mathrm{dd}_{0}\right\\} /\left\\{\mathrm{d}+\mathrm{d}_{0}\right\\}\right]$ (C) \(\left[\left\\{d-d_{0}\right\\} / d\right]\) (D) $\left[\left\\{\mathrm{dd}_{0}\right\\} /\left\\{\mathrm{d}-\mathrm{d}_{0}\right\\}\right]$
Two metal strips that constitute a thermostat must necessarily in their (A) Mass (B) Length (C) Resistivity (D) Coefficient of liner expansion
If the length of a cylinder on heating increases by \(2 \%\) the area of its base will increase by. (A) \(0.5 \%\) (B) \(2 \%\) (C) \(1 \%\) (D) \(4 \%\)
An engine pumps water continuously through a hose water leares the hose with a velocity \(\mathrm{V}\) and \(\mathrm{m}\) is the mass per unit length of the water Jet what is the rate at which kinetic energy is imparted to water. (A) \((1 / 2) \mathrm{mV}^{3}\) (B) \(\mathrm{mV}^{3}\) (C) \((1 / 2) \mathrm{mV}^{2}\) (D) \((1 / 2) \mathrm{mV}^{\alpha} \mathrm{V}^{2}\)
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