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
`A car going 40 miles per hour set out on an 80 miles trip at 9.00 A.M. Exactly 10 minutes latter, a second car left from miles per hour, was the second car going if it caught up with the first car at 10.30 A. M.?
A 45
B 500
C 53
D 55
A car going 40 miles per hour set up on an 80 miles trip at 9.00 A.M. Exactly 10 minutes latter, a second car left from the same place and followed the same route, How far in miles per hour, was the second car going if it caught up with the first car at 10:30 A.M.?
A 45
B 50
C 53
D 55
Due to the recession, a show room reported that revenue from luxury car sales were down by 11% and revenue from economy car sales were up by 7% . If the total revenue were up by 1% then what is the ratio of revenue from luxury car sales to revenue from economy car sales ?
A 3 :2
B 11:7
C 4:5
D 1:2
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
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
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

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