Kindly answer the questions in the box mentioned below:

1. Name the part of the drilling machine marked as ‘X’ in figure?

A Jaws

B Chuck

C Bevel pinion

D Small handle

2 Drill chucks are fitted on the drilling machine spindleby means of a....

A drift fitted

B arbor fitted

C knurling ring fitted

D pinion and key fitted

3 Which drilling machine is suitable for drilling more number of holes in different location without disturbing

the job setting?

A Pillar drilling machine

B Radial drilling machine

C Bench drilling machine

D Electric hand drilling machine

4 The taper shank are held on the machine by means of...

A vice

B drift

C chucks

D sleeves

5 When the taper shank in the drill is bigger than the machine spindle, the device to hold the drill is a...

A Drill drift

B Drill sleeve

C Taper socket

D Chuck and key

6 What is the use of drift?

A Drawing a drill location

B Fixing chuck on the machine spindle

C Removing a broken drill from the work

D Removing the drill from the machine spindle

7 Which tool used for removing taper shank drill from socket?

A Slot

B Drift

C Tang

D Sleeve

8 Which angle of drill prevent the friction of tool?

A Helix angle

B Point angle

C Rake angle

D Clearance angle

9 What is called the angle of flute in the drill?

A Lip angle

B Web angle

C Rake angle

D Cutting angle

10 The clearance angle of a drill is between...

A 3° to 5°

B 8° to 12°

C 12° to 20°

D 15° to 20°