Fluid MechanicsHard
Question
A wire of cross-sectional area 3 mm2 is first stretched between two fixed points at a temperature of 20oC. Determine the tension when the temperature falls to 10oC. Coefficient of linear expansion α = 10-5 oC-1 and Y = 2 × 1011 N/m2 :
Options
A.20 N
B.30 N
C.60 N
D.120 N
More Fluid Mechanics Questions
If M1 gm of a substance with specific gravity S1 is mixed with M2 gm of a substance with specific gravity S2 and then th...Daimeter of two limbs of a U-tube are 2 mm and 5 mm, and surface tension is 70 dyne/cm, if water density is 1000 kg/m2 a...If the density of the material increase, the value of Young′s modulus...Hydraulic press is based upon...An incompressible liquid flows through a horizontal tube as shown in the figure. Then the velocity ′v′ of th...