Top 250+ Solved Mechatronics MCQ Questions Answer
Q. The rotational speed of a given stepper motor is determined solely by the
a. shaft load
b. step pulse frequency
c. polarity of stator current
d. magnitude of stator current.
Q. Which of the following phase switching sequence represents half-step operation of a VR stepper motor ?
a. a, b, c,a……..
b. a, c, b,a…….
c. ab, bc, ca, ab……..
d. a, ab, b, bc……..
Q. What is the first phase of traffic regulation?
a. driver controls
b. vehicle controls
c. traffic flow regulations
d. general controls
Q. What is the step angle of a permanent- magnet stepper motor having 8 stator poles
a. clear visibility
b. easy recognition
c. sufficient time for driver
d. traffic population
Q. The minimum age for attaining a license for a geared vehicle is?
a. 16 years
b. 18 years
c. 20 years
d. 21 years
Q. The symbol when violated which may lead to offense is?
a. cautionary
b. mandatory
c. informatary
d. both informatory and cautionary
Q. Which of the following is a disadvantage in one way traffic?
a. increase in average travel speed
b. more effective coordination of signal system
c. more stream lined movement of vehicles
d. more chances of overtaking
Q. The maximum number of conflict points is formed in
a. one way regulation on one road
b. one way regulation on two roads
c. two way regulation on one road
d. two way regulation on both roads
Q. Which type of board should be installed if the speed limit is 100kmph?
a. small
b. medium
c. large
d. not required