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GATE 2018 Set 2
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Lohit Kumar Yadav
IRSME. Graduated in Mechanical engineering. Secured AIR 1 in ESE 2017. Believes in Quality Education for all.

U
Unacademy user
please solve different subject questions plz like machine design fluid mechanics
  1. GATE 2018- Set 2 By: Lohit K Yadav


  2. A hollow circular shaft of inner radius 10mm, outer radius 20mm and length 1m is to be used as a torsional spring. If the shear modulus of the material of the shaft is 150 GPa, the torsional stiffness of the shaft (in kN-m/rad) Is correct to two ecimal places)


  3. iven de


  4. 5


  5. 2 2


  6. Pre-tensioning of a bolted joint is used to strain harden the bolt head decrease stiffness of the bolted joint increase stiffness of the bolted joint prevent yielding of the thread root (A) (B) (C) (D)


  7. Applied tension Preloaded bolt


  8. The viscous laminar flow of air over a flat plate results in the formation of a boundary laver. The boundary layer thickness at the end of the plate of length L is d When the plate length is increased to twice lengt The percentage change in laminar boundarv laver thickness at the end of the plate (with respect to d) is decimal places) (correct to two ginal


  9. S, LT @ L. Cl) S,


  10. Su OL -UL 1 -41.42%


  11. 4 2