FASTENERS MCQ FOR SEM 3

1) Seams are commonly used in

Furniture making

Construction work

Riveting

Sheet metal working

2) The distance a screw thread advances axially in one turn is the ..............

Crest

Pitch

Turn

Lead

3) The distance from a given point on one thread to a corresponding point on the next thread is called

Helix

Lead

Travel

Pitch

4) This type of thread is a thread on the inside of a member:

Basic thread

External thread

Internal thread 

Major diameter thread

5) The root diameter of a thread is another name for

Main diameter

Major diameter

Minor diameter

Base diameter

6) This is the smallest diameter of a screw thread:

Main diameter

Major diameter

Minor diameter

Base diameter

7) A bolt that is used to create a pivot point is called

J — bolt

U — bolt

Carriage bolt

Shoulder Bolt

8) Which type of threads are used to transmit power in one direction?

Square threads

acme thread

None of the above

Buttress threads 

9) A bolt that has wood thread on one end and a machine thread on the other end is called

Shoulder Bolt

Carriage bolt

J — bolt

Hangar bolt

10) The most common shape of the nut is

Square

Hexagonal

Round

Flat

11) Which one of the following statements is NOT true about a set screw?

It is unable to prevent relative motion between two rotating parts.

It is a semi-permanent fastener

It is headless.

It is generally used to screw one object within another.

12) A small headless screw having a slot cut for a screwdriver is called

set screw

stud

thumb screw

grub screw

13) The head of a thumb screw is in shape.

Hexagonal

Square

Circular

Triangular

14) A key that fits into a semicircular keyway cut in the shaft is

Woodruff key

Saddle key

Gib head key

Feather key

15) The crest diameter of a screw thread is the same as

Minor diameter

Pitch diameter

Core diameter

Major diameter

16) Which of the following threads have greater pitch and lead angle for a given nominal diameter when compared with each other?

Coarse threads

Fine threads

smooth thread

None of the above

17) Which type of screw fasteners are threaded at both the ends?

Through bolt

Tap bolt

Studs

All of the above

18) Buttress threads are usually found on ........

railway carriage couplings

screw-cutting lathes

feed mechanisms

spindles of bench vices

19) If threads on a bolt are left hand, threads on nut will be .......................

right hand with the same pitch

left hand with the same pitch

could be left or right hand

right hand with the fine pitch

20) A bench vice has the following type of threads

metric

square

buttress

acme