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

Theory of Machine

Theory of Machine
The example of higher pair is

Gears, cams
All of these
Ball and roller bearings
Belt, rope and chain drives

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The equation of motion for a vibrating system with viscous damping is (d²x/dt²) + (c/m). (dx/dt) + (s/m). x = 0. If the roots of this equation are real, then the system will be

Under damped
Critically damped
Over-damped
Without vibrations

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The maximum efficiency of spiral gears is (where θ = Shaft angle, and φ = Friction angle)

cos (θ - φ) + 1/ sin (θ + φ) + 1
cos (θ + φ) + 1/ cos (θ - φ) + 1
sin (θ + φ) + 1/ cos (θ - φ) + 1
cos (θ - φ) + 1/ cos (θ + φ) + 1

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The ratio of maximum fluctuation of energy to the work-done per cycle is called

Fluctuation of energy
Maximum fluctuation of energy
Coefficient of fluctuation of energy
None of these

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
For two governors A and B, the lift of sleeve of governor A is more than that of governor B, for a given fractional change in speed. It indicates that

Governor A is more sensitive than governor B
Governor B is more sensitive than governor A
Both governors A and B are equally sensitive
None of these

ANSWER DOWNLOAD EXAMIANS APP

Theory of Machine
The frequency of oscillation of a torsional pendulum is

2πk/r. √(g/l)
2πr/k. √(g/l)
r/2πk. √(l/g)
r/2πk. √(g/l)

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Theory of Machine

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
↑