Answer the following questions in detail.
Question 1) In the context of V-belt, describe the importance of B 3251.
Question 2) What do you mean by elastic creep in belt drive?
Question 3) Write down the advantages of chain drives over belt and rope drives?
Question 4) Distinguish between beam strength and endurance strength of a gear tooth.
Question 5) What do you mean by virtual number of teeth in the context of helical gear?
Question 6) What is nipping of leaf springs?
Question 7) Mention the condition of self locking for a differential band brake.
Question 8) Multi-plate clutches are wet clutches, while single-plate clutches are dry clutches. Justify the statement.
Question 9) What do you understand by hydrodynamic lubrication?
Question 10) Explain coefficient of fluctuation of speed in a flywheel.