1. Which nut protect the bold end thread from damages ?

knurled nut

castle nut

slotted nut

cap nut

Answer: cap nut

Explanation:


2. The other name of lock nut ?

penning nut

swan nut

symonds lock nut

chuck nut

Answer: chuck nut

Explanation:


3. Which fastener is semi permanent ?

forging

riveting

welding

nut-bolt

Answer: riveting

Explanation:


4. The shape of nut is commonly ?

square

hexagonal

flat

triangle

Answer: hexagonal

Explanation:


5. Which of the following provided smooth bearing surface between the nut and the part where it is used ?

tap

washer

key

coupling

Answer: washer

Explanation:


6. Which one of the following is Primarily a removable type joint ?

weld joint

riveted joint

braze joint

bolted joint

Answer: bolted joint

Explanation:


7. A key that fits in to a semicircular keyway cut in the shaft is ?

woodruff key

saddle key

normal key

circular key

Answer: woodruff key

Explanation:


8. A key that fits in to a semicircular keyway cut in the shaft is ?

woodruff key

saddle key

normal key

circular key

Answer: woodruff key

Explanation:


9. Which type of washer is used for locking the nut by bending the washer against the side of the nut ?

spring washer

locking washer

locking washer with lug

tab washer

Answer: tab washer

Explanation:


10. Dowel pins are used for ?

measurement of depth of hole

measurement of diameter of hole

for locating purpose

fastening

Answer: for locating purpose

Explanation: