PGCET Mechanical Question Paper - 2018 with Answer Key

PGCET Mechanical Question Paper - 2018 with Answer Key

131) A cylindrical billet of 100 mm dia. Is forged from 50 mm height to 40 mm at 1000 degree centigrade. The material has a constant flow stress of 80 Mpa. If the reduction is accomplished by a 10 kN drop hammer in one blow; the height of fall should be;

Answer is:

0.353 m

132) Consider the following data for a product; Demand = 1000 units / year Order cost = Rs. 40/order Holding cost = 10% unit cost/unit year. Unit cost = Rs. 500 The number of economic orders per year to meet annual demand is

Answer is:

25

133) _____ joint type provides rotational relative motion, with the axis of rotation perpendicular to axis of input and output links.

Answer is:

Revolving

134) The manufacturing area of a plant is divided into four quadrants. Four machines have to be located such that one machine is situated in each quadrant. The total number of possible layouts is

Answer is:

24