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LHB TL & AC MCQ (251-270)
  1.  What is the suitable range of working voltage of the BLDC fan?
  1. 80 -110 V DC
  2. 80 -120 V DC
  3. 90 -140 V DC
  4. 90 -140 V AC
Show Answer
Correct Answer » 90 -140 V DC

 

  1.  How many mm wide color bands are there on the circumference of the fan body in a BLDC fan?
  1. 10 mm
  2. 20 mm
  3. 30 mm
  4. 40 mm
Show Answer
Correct Answer » 20 mm

 

  1.  Which color of the two bands is in BLDC fan?
  1. Green & Yellow
  2. Green & Red
  3. Red & Yellow
  4. Blue & Yellow
Show Answer
Correct Answer » Green & Yellow

 

  1.  How many Emergency lights (AEL) are provided in LHB Non-AC coach?
  1. 2
  2. 4
  3. 6
  4. 8
Show Answer
Correct Answer » 4

 

  1.  What is the charging Voltage of the Accident Emergency light?
  1. 415 V AC
  2. 230 V AC
  3. 110 VAC
  4. 110 VDC
Show Answer
Correct Answer » 110 VDC

 

  1.  What is the type of cables used in LHB Non-AC coaches?
  1. Elastomeric cable
  2. PILC
  3. XLPE
  4. PVC
Show Answer
Correct Answer » Elastomeric cable

 

  1.  Which color is adopted for the wiring of light positive cable in LHB Non-AC coaches?
  1. RED
  2. YELLOW
  3. BLUE
  4. BLACK
Show Answer
Correct Answer » YELLOW

 

  1.  Which color is adopted for the wiring of fan negative cable in LHB Non-AC coaches?
  1. RED
  2. YELLOW
  3. BLUE
  4. BLACK
Show Answer
Correct Answer » BLACK

 

  1.  Which color is adopted for the wiring of fan positive cable in LHB Non-AC coaches?
  1. RED
  2. BLUE
  3. BLACK
  4. YELLOW
Show Answer
Correct Answer » RED

 

  1.  Which color is adopted for the wiring of all negative except fan negative cable in LHB Non-AC coaches?
  1. RED
  2. YELLOW
  3. BLUE
  4. BLACK
Show Answer
Correct Answer » BLUE

 

  1.  Which is the main feeder contactor for feeder 1?
  1. K 01
  2. K 02
  3. Both A & B
  4. None of the above
Show Answer
Correct Answer » K 01

 

  1.  Which is the main feeder contactor for feeder 2?
  1. K 01
  2. K 02
  3. Both A & B
  4. None of the above
Show Answer
Correct Answer » K 02

 

  1.  What is the purpose of the push-button provided in the LV panel?
  1. To check Rotary switch
  2. To check Mobile charger
  3. To check Emergency light
  4. None of the above
Show Answer
Correct Answer » To check Emergency light

 

  1.  How many types of voltages are used in an under-slung HV panel?
  1. 750 V
  2. 415 V
  3. 190/110 V
  4. All the above
Show Answer
Correct Answer »
  1. 750 V
  2. 415 V
  3. 190/110 V

 

  1.  How many types of voltages are used in an onboard LV panel?
  1. 190 V AC
  2. 110 V AC
  3. 110 V DC
  4. All the above
Show Answer
Correct Answer »
  1. 190 V AC
  2. 110 V AC
  3. 110 V DC

 

  1.  What is the size of cable used for R, Y, B phases in the feeder junction box?
  1. 70 sq. mm
  2. 95 sq. mm
  3. 125 sq. mm
  4. 150 sq. Mm
Show Answer
Correct Answer » 150 sq. Mm

 

  1.  What is the size of cable used for Neutral in a feeder junction box?
  1. 70 sq. mm
  2. 95 sq. mm
  3. 125 sq. mm
  4. 150 sq. Mm
Show Answer
Correct Answer » 95 sq. mm

 

  1.  What is the size of cable used for Earth in the feeder junction box?
  1. 70 sq. mm
  2. 95 sq. mm
  3. 125 sq. mm
  4. 150 sq. Mm
Show Answer
Correct Answer » 70 sq. mm

 

  1.  What is the size of the cable used for the control cable?
  1. 1.5 sq. mm
  2. 2.5 sq. mm
  3. 10 sq. mm
  4. 25 sq. Mm
Show Answer
Correct Answer » 2.5 sq. mm

 

  1.  What is the size of cable used from Feeder to HV panel?
  1. 10 sq. mm
  2. 16 sq. mm
  3. 25 sq. mm
  4. 35 sq. Mm
Show Answer
Correct Answer » 25 sq. mm
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LHB TL & AC MCQS
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