16) A 5 m long ladder is resting on a smooth vertical wall with its lower end 3m from the wall. What should be the coefficient of friction between the ladder and the floor for equilibrium?
Answer is:
(3/8)
Related ISRO Technical Assistant Mechanical Question Paper - 2017 with Answer Key
Answer is:
Shear stress is proportional to rate of shear strain
Explanation:
According to Newton’s law of viscosity, the shear stress on a layer of a fluid is directly proportional to the rate of shear strain. Ideal fluid is a fluid with zero viscosity. Real fluids possess viscosity.
Answer is:
Sixteen times
Answer is: