• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Machine Design

Machine Design
The included angle for the British Association thread is

60°
29°
55°
47.3°

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
Buttress threads are usually found on

Feed mechanisms
Railway carriage couplings
Spindles of bench vices
Screw cutting lathes

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
When a circular beam of diameter d is subjected to a shear force F, the maximum shear stress induced will be

6F/ πd²
8F/ πd²
16F/ 3πd²
4F/ πd²

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
According to Indian standards, a bolt thread of 6 mm size of coarse pitch and with allowance on the threads and normal tolerance grade is designated as

M6 - 8d
M8 - 6d
M8
M6

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
When the belt is transmitting maximum power, the belt speed should be(Where, m = mass of belt per meter (kg/m) and Pmax = maximum permissible tension in belt (N))

√(Pmax / 3m)
√(Pmax / 2m)
√(3m /Pmax)
√(Pmax / m)

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock load produced can be reduced by

Decreasing the modulus of elasticity of the bar
All of these
Decreasing the cross-sectional area of the bar
Increasing the length of bar

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Machine Design

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑