Theory of Machine | Theory of Machine Objective Type Questions and answers


26. In a gear drive,module is equal to.......


   A.1/diametral pitch

   B.1/circular pitch

   C.circular pitch/pai

   D.diametral pitch/pai

   E.pai/diametral pitch


✔ View Answer


A.1/diametral pitch

✍ Your Comments

Your name:

Your Email:

Your Comments:


You can send your comments directly at info@mechanicaltutorial.com.



27. The type of coupling used to join two shfts whose axes are neither in same straight line nor parallel, but intersect is.......


   A.flexible coupling

   B.universal coupling

   C.chain coupling

   D.Oldham's coupling

   E.American coupling


✔ View Answer


B.universal coupling

✍ Your Comments

Your name:

Your Email:

Your Comments:


You can send your comments directly at info@mechanicaltutorial.com.


28. To obviate axial thrust, following gear drive is used.......


   A.double helical gears having opposite teeth

   B.double helical gears having identical teeth

   C.single helical gear in which one of the teeth of helix angle *alfa* is more

   D.mutter gears

   E.none of the above


✔ View Answer


A.double helical gears having opposite teeth

✍ Your Comments

Your name:

Your Email:

Your Comments:


You can send your comments directly at info@mechanicaltutorial.com.


29. Flexible coupling is used because.......


   A.it is easy to disassemble

   B.it is easy to engage and disengage

   C.it transmits shocks gradually

   D.it prevents shock transmission and eliminates stress reversals

   E.it increases shaft life


✔ View Answer


D.it prevents shock transmission and eliminates stress reversals

✍ Your Comments

Your name:

Your Email:

Your Comments:


You can send your comments directly at info@mechanicaltutorial.com.


30. To transmit power from one rotating shaft to another whose axes are neither parallel nor intersecting, use......


   A.spur gear

   B.spiral gear

   C.bevel gear

   D.worm gear

   E.crown gear


✔ View Answer


D.worm gear

✍ Your Comments

Your name:

Your Email:

Your Comments:


You can send your comments directly at info@mechanicaltutorial.com.




< 1 2 3 4 5 6 7 8 9 10 Next>






Enter Your Suggestion/Comments Here










Can't read the image? Click here to refresh