Related Questions

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
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
which type of gears has point contact between two mating gears?
A helical gears
B spiral gears
C both (a) and (b)
D none of these
Two advantages of using helical gears rather than spur gears in a transmission system are
A Strength and cost
B Strength and less end thrust
C Noise level and strength
D Noise level and economy
The other gears are the ............... gears which are those most used in normal driving.
A front
B onward
C abvance
D ahead
The gears are termed as medium velocity gears, if their peripheral velocity is
A 1-3 m/s
B 3-15 m/s
C 15-30 m/s
D 30-50 m/s
A car normally has four or five gears of which one is a ................... gear
A return
B retiring
C backward
D reverse
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
Who quoted "The problems of day cannot be solved by motions, resolutions and can be solved only by blood and iron."
A Hitler
B Bismarck
C Kaiser William IV
D King Frederick William IV

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