18.

19.

20.

21.

22.

23.

24.

One inch equal to ——————_ mm.
(^) 25.4mm (B) 2.45 mm
(C) 25.34 mm (0) 2.54mm

Accuracy of Bevel protractor :
(^) 1- minute (2) 5-degree
(C) 5-minute ൯൩) 1-degree

Straight edges are used to check :
(^) Perpendicularity (3) Flatness
(0) squareness (D) Straight length of measure

Select the correct statement about single cut file :
൫ The teeth are at an angle of 60 degree
Gi) For use filing soft metals
(ii) A single cut file has rows of teeth cut in one direction across its face
(A) @ and Gi) only (B) (i) and (iii)
(C) i) and (iii) only (D) Allof the above (i, ii and iii)

Identify the correct statements from the following about parts of file :
@ Tang is a narrow and thin part of file which fit into the file
(1) Ferrule is the part fitted to the tang for holding the file
(iii) Heel is the portion of the broad part without near the tang
(A) @ and Gi) only (B) (i) and (iii)
(C) i) and (iii) only (D) Allof the above (i, ii and iii)

Ina double cut file, the first row of file is called :
(^) Up cut (B) Middle cut
(C) Over cut (D) Cross cut

Identify the wrong statement about the hand file :
டு Similar to the flat file

(ii) The edges along the width of these file parallel up to two- thirds of the length and then
taper

(111) The faces are double cut
(A) @ Only (B) (i) Only
(0) @) and (ii) Only (D) (and (iii) Only

5 112/2022
[P.T.0.]