Mechatronics Mid - I, September - 2014

1.Mechatronics integrates various branches of engineering namely
  • Mechanical and Electronic engineering
  • Electrical and Control engineering
  • Computer Technology
  • All of these
Answer: D
2.Current flows through a bipolar transistor is by means of
  • electrons
  • holes
  • both electrons and holes
  • none of these
Answer: C
3.A P-N-P transistor has
  • only acceptor ions
  • only donor ions
  • two P-regions and one N-region
  • three P-N junctions
Answer: C
4.Self generating transducers are ________________ transducers
  • active
  • passive
  • secondary
  • inverse
Answer: A
5.LVDT windings are wound on
  • laminated steel sheets
  • aluminium
  • ferrite
  • copper
Answer: C
6.The signal conditioning equipment performs the following functions on the transduced signal
  • amplification
  • modulation
  • data processing
  • all of these
Answer: D
7.The process of attenuating unwanted components of a measurement while permitting desired components to pass is called
  • amplification
  • modulation
  • filtering
  • none of these
Answer: C
8.A mechanical device or system which has motion or movement is called an
  • actuator
  • motor
  • machine
  • none of these
Answer: A
9.The different circuit configurations for a N-P-N transistor are
  • common base
  • common emitter
  • common collector
  • None of these
Answer: D
10.CMOS stands for
  • Complementary Metallic Oxide Semiconductor
  • Common Metallic Oxide Semiconductor
  • Complementary Metallic Organ Semiconductor
  • None of these
Answer: A
11.D/A conversion refers to _____________________
Answer: Digital to analog
12.______________ is an arrangement of physical components connected or related in such a manner as to command, direct or regulate itself or another system
Answer: Control system
13._____________ means enhancement of the signal level which is given in the low level range
Answer: Amplification
14.A _____________________ semiconductor device having both rectifying and amplifying properties
Answer: Transistor
15.A ___________________ is a device which supports, guides and restrains moving elements
Answer: Bearing
16.A inverter fed trapezoidal PMAC motor drive operating in self controlled is called a _____________ D.C. motor
Answer: Brushless
17.An actuator wherein hydraulic energy is used to impart motion is called an ________________
Answer: Hydraulic actuator
18.The __________________ valves start, stop and control the direction of flow for reversing the direction of motion of the actuator
Answer: Direction control
19.Isolating circuits completely and removing electrical connection between them can be done by ________________
Answer: Optoisolator
20.Resetable fuses can be used to ________________ electronic interface subsystems
Answer: Protect