coFillet ine
D-Miter line
Correct Answer:- Option-D
Question91:-The connection between the lead screw and carriage is made by
AcSlotted nut
B:-Changing gears
೦೦೩೫ nut
D-Split nut
Correct Answer:- Option-D
Question92:-The micrometers dial on the cross slide hand wheel, with the accuracy of
കടന്ന
B:-0.05 mm
0.2 mm
0.02 mm
Correct Answer:- Option ®
Question93:-In lathe, which gear mechanism is used for changing the direction of rotation of the lead screw and feed shaft ?
‘AcChange gear unit
B:-Quick change gear box
Ce-Apron mechanism
D-Tumbler gear
Correct Answer:- Option-D
Question94::Which statement is/are correct about compound rest method ?
i. Both hand feed and power feed can be given
ii Steep tapers can be produced
ii, Threads on the taper portion can not be produced
iv. Both intemal and extemal tapers can be produced
‘Ac Only i and il
B:-Only i and i
C-Only ii and iv
D-Only ii and iv
Correct Answer:- Option-C
Question95::Which center is used to support the end of the job where no countersink hole is permitted ?
‘Acinsert type center
B:-Half center

ന്നി center

Tipped center
Correct Answer: Option-C

Question96::What is the formula used to find taper angle by tail stock offset method ?

A:Setover ಇ (0-021

8:-56/-016೯ ಇ (೧-021,

C-Setover = (D-d)/2L

D:-Setover = (0-d)/l
Correct Answer:- Option-é
Question97::Which one of the following standard taper is provided in the tailstock barrel ?
AcMetric taper
B:-Morse taper
=)
Brown and Sharpe taper
Correct Answer:- Option ®
Question98::Which statement is/are correct about four jaw chuck ?
i. Separate internal and external jaws are available
ii. Each jaws has square thread provided

li, There is no loss of accuracy as the chuck gets worn out
iv. Jaws move upward or downward, depending up on the rotation of crown wheel