U V1116 Pages: 5

32. The slope of the fusion curve for water is

a) negative 0) positive c) zero d) none of the
mentioned
33. According to the Dalton’s law of partial pressures, the total pressure of a mixture of ideal gases is equal to the

a) difference of the b) product of the partial ௦) sum of the partial d) none of the
highest and lowest pressures pressures mentioned
pressure
34. When a gas undergoes continuous throttling process by a valve and its pressure and temperature are plotted, then
we geta
a) isotherm 0) isenthalpic c) adiabatic d) isobar

35. If a material had a modulus of elasticity of 2.1 x 10° kgf/cm’ and a modulus of rigidity of 0.8 x 10° kgf/cm? ,then the
approximate value of the Poisson's ratio of the material

a) 0.26 b) 0.31 ० 0.47 d) 0.5

36. The diameter of shaft A is twice the diameter or shaft B and both are made of the same material. Assuming both the shafts
to rotate at the same speed, the maximum power that can be transmitted by B is
a) The same as that of 0) Half of A ०) 1/۸۳ ^ d) 1/4" ٤ھ‎
A
37. The given figure shows the shear force diagram for the beam ABCD. Bending moment
in the portion BC of the beam

‎ே 0‏ 8 م يع

‎a) 15 2 200-20 0) 15 zero €) Varies linearly from B மு Varies parabolically
constant toC from B toC
38.A cantilever beam has the square cross section 10mm x 10 mm. It carries a transverse load of 10 N. Considering only the
bottom fibers of the beam, the correct representation of the longitudinal variation of the bending stress is
‏لے‎

‎ಗಟ
‎4 Prov

‎10mm

‎d)

‎١ ക്‌ | | ١ 60 ன | | हैं 400 ‏]اس‎ | 100 ५८ | | | |

‎39. A material element subjected to a plane state of stress such that the maximum shear stress is equal to the maximum tensile
stress, would correspond to

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