9) The three main classes of fits used in the BIS system are

Clearance, transition and interference

Losse fit, flat, sliding fit and expansion fit

Round fit, flat fit and expansion fit

Tight fit, push fit and medium fit

Answer is:

Clearance, transition and interference

ISRO Technician-B Machinist Question Paper - 2016 (Set -1) with Answer Key

For more MCQ's Click Here

10) Advantage of capstan and turret lathe over other lathes is

Mounting of multiple tools

Operation at high speeds

Simplest of all Lathes

Suitable for small works

Answer is:

Mounting of multiple tools

11) In the thread designation 'M12 x 1.25', 'M' specifies

Metallic thread

Man made thread

Constant pitch thread

ISO metric thread

Answer is:

ISO metric thread

12) A fastener is designated as M5 x 0.8. If the length of the threaded portion is 4 mm, the number of threads available is

3.2

0.8

Answer is:

5

13) Balls or rollers are used for precision measurement because

They are precision finished

They provide line or point contract

They are easy for handling

They can be produced easily

Answer is:

They provide line or point contract

ISRO Technician-B Machinist Question Paper - 2016 (Set -1) with Answer Key

For more MCQ's Click Here

9) The three main classes of fits used in the BIS system are

Clearance, transition and interference

ISRO Technician-B Machinist Question Paper - 2016 (Set -1) with Answer Key

Related ISRO Technician-B Machinist Question Paper - 2016 (Set -1) with Answer Key

10) Advantage of capstan and turret lathe over other lathes is

Mounting of multiple tools

11) In the thread designation 'M12 x 1.25', 'M' specifies

ISO metric thread

12) A fastener is designated as M5 x 0.8. If the length of the threaded portion is 4 mm, the number of threads available is

5

13) Balls or rollers are used for precision measurement because

They provide line or point contract

ISRO Technician-B Machinist Question Paper - 2016 (Set -1) with Answer Key