Related Questions

In lapping operation, the amount of metal removed is
A 0.005 to 0.01 mm
B 0.01 to 0.1 mm
C 0.05 to 0.1 mm
D 0.5 to 1 mm
Lapping is an operation of
A Making a cone-shaped enlargement of the end of a hole
B Smoothing and squaring the surface around a hole
C Sizing and finishing a small diameter hole
D Producing a hole by removing metal along the circumference of a hollow cutting tool
In which of the following type of gear train the first gear and the last gear are co-axial.
A Simple gear train
B Compound gear train
C Reverted gear train
D None of the mentioned
The Ackerman steering gear mechanism is preferred to the Davis steering gear mechanism, because
A whole of the mechanism in the Ackerman steering gear is on the back of the front wheels and (
B the Ackerman steering gear consists of turning pairs
C the Ackerman steering gear is most economical
D both (a) and (b)
When the axes of first and last gear are co-axial, then gear train is known as
A simple gear train
B compound gear train
C reverted gear train
D epicyclic gear train
In order to implement gear changes in the gear unit of an automatic transmission, a ___________ is used.
A Synchronizer
B Planetary gear
C Magnetic clutch
D Hydraulic multi plate clutch
In helical gears, the right hand helixes on one gear will mesh __________ helixes on the other gear.
A Right hand
B Left hand
C Both A and B
D None of these
While cutting helical gears on a non-differential gear hobber, the feed change gear ratio is
A Independent of index change gear ratio
B Dependent on speed change gear ratio
C Interrelated to index change gear ratio
D Independent of speed and index change gear ratio
Internal gear cutting operation can be performed by
A Milling
B Shaping with rack cutter
C Shaping with pinion cutter
D Hobbing
The military operation carried out by the Pakistan Army in the erstwhile East Pakistan in March 1971 was named operation
A Searchlight
B Jackpot
C Blitz
D Jinnah

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