• 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 contact ratio for gears is

Zero
Greater than one
Less than one
None of these

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
The lead angle of a worm is 22.5°. Its helix angle will be

22.5°
45°
90°
67.5°

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
Two closely coiled helical springs with stiffness k₁ and k₂ respectively are connected in series. The stiffness of an equivalent spring is given by

(k₁ k₂)/ (k₁ + k₂)
(k₁ - k₂)/ (k₁ + k₂)
(k₁ - k₂)/ (k₁ k₂)
(k₁ + k₂)/ (k₁ k₂)

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
M6 - 8d
M8 - 6d
M8

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
When the pulley or other mating piece is required to slide along the shaft, a __________ sunk key is used.

Square
None of these
Parallel
Rectangular

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
The resistance to fatigue of a material is measured by

Elastic limit
Young's modulus
Endurance limit
Ultimate tensile strength

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
↑