65.

66.

67.

68.

69.

70.

71.

72.

Which of the following is used for alignment between top and bottom halves of the press
tools?

(^) Bottom plate and Stripper plate ൯) Top plate and Punch back plate
(C) Die plate and Die back plate (D) Guide pillar and Guide Bush

What is the side of the largest square cut out from a circle of 50 cm diameter?
(^) 70.7cm (B) 157 cm
(C) 35.36 cm (D) 17.68cm

Find out the area of a regular hexagon whose side is 2 cm?
(^) 12.0 cm? (B) 10.392 cm?
(© 1.732 em? (D) 8.484 cm?

The ratio between the distances moved by the effort to the distance moved by the load is
known as:

(^) Effort (8) Efficiency of Machine
(C) Mechanical advantage (D) Velocity ratio

Calculate the mechanical advantage of machine, if effort applied 250 kg and load of 1000 kg
is lifted by a simple machine having a velocity ratio of 5:

(A) 4 ®) 0.25

(C) 200 (D) 50

Which part of a Vernier bevel protractor should be kept in contact with the datum surface
from which the angle is measured?
(^) Blade (3) Disc
(C) Stock @) Dial

Which of the following statement is/are correct about spring joint caliper?
டு Spring joint calipers have the advantage of quick setting
(1) Fine setting is done by tapping the caliper lightly on a wooden surface
(iii) The setting made will not change unless the nut is turned
(ಯ) Only (i) and (ii) (B) Only (i) and (iii)
(C) Only Gi) and (iii) ൯) All of the above (i), (ii) and (iii)

Which of the following statement is/are correct about Go and No-Go gauges?

൫ The dimension of the Go-end is equal to the minimum permissible dimension

(ii) The dimension of the No-Go end is equal to the maximum permissible dimension
(A) Only @) (B) Only Gi)
(C) Both @) and (ii) (D) (0 and (ii) are not correct

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