DMRC 2014 Recruitment


This is for all mechanical guys. After keys are out...how much u people are scoring..Please mark ur expected marks out of 180 (Paper I 120+Paper II 60) in je exam held on 7 th sept, 2014. This will surely give us some clear scene.


Can anybody will let me know that English is just qualifying or we are supposed to score as much as we can


Please mark ur expected marks in JE electronics…

  • 80-100
  • 110-120
  • above120
  • 60-80
  • 100-110

0 voters

MECHANICAL WALO KI ANSWER KEY KA DEN GAY YAAR... LAGTA H JAB ANSWER BHUL JAYE GAY TAB DEN GAY.

Hi guys !! Does anybody know what happen in psycho test for SC/TO ?? and what is the take home salary of SC/TO ??

DMRC uploaded the JE (electronics, mech., civil)paper..

there are more then 10 mistake in the answer key  of JE(electroinic)...

so  lets discussed and send queries to  DMRC...


(16) The super computer of India Param Yuva-II has been developed by:  answer    should  be

(2) Center for Development of Advanced Computing

and answer given

(1) Tata Consultancy Services


14. In some cars, there is the warning on external rear view mirrors "Objects are closer than they appear in mirror". What type of mirrors are used in such cases?

(1) Plane;

(2) Convex;

(3) concave;

(4) None of these.

answer should be (2)  given (3)

36. A quadrilateral with a pair of opposite sides parallel is called:

(1) Parallelogram

(2) Trapezium

(3) Polygon

(4) None of these

answer should be (1)  given (2)



51. The line of sight communication requires transmit and receive antenna to face each other. If the transmit antenna is vertically polarized, for the best reception the receive antenna should be:

(1) Horizontally polarized

(2) Vertically polarized (

3) At 45° with respect to the horizontal polarization

(4) At 45° with respect to the vertical polarization

answer should be (2)  given (1)



55. A series RLC circuit has a resonant frequency of 1 KHz and a quality factor Q = 100. If each of the R,L and C is doubled from its original value, the new Q of the circuit is:

(1) 25 (2) 50 (3) 100 (4) 200


answer should be (2)  given (4)

69. Which amplifier will be preferred for highest gain?

(1) Darlington pair

(2) Cascade amplifier

(3) Cascode amplifier

(4) Depends on the circuitry

answer should be (2)  given (3)




71. Without any additional circuitry, an 8:1 MUX can be used to obtain: (1) Some but not all Boolean functions of 3 variables

(2) All function of 3 variables but none of 4 variables

(3) All functions of 3 variables and some but not all of 4 variables

(4) All functions of 4 variables

answer should be (3)  given (4)



104. What type of temperature coefficient do thermistors have? ]

(1) Positive

(2) Negative

(3) Either positive or negative

(4) None of these

answer should be (2)  given (3)



41. Anuraag is 40 m South-West of Vikram. Chiraag is 40 m South-East of Vikram, then Chiraag is in which direction of Anuraag?

(1) North-East

(2) South

(3) East

(4) South-East

answer given (3) please check i thing it  should be (4)

i posted all the question that i felt wrongly answered   by DMRC...so  please  post ur valuable comments on these question and send queries to DMRC as soon as possible...



DEL * H Unit??

1.amp

2.amp/meter


3.amp/meter2

4.amp-meter

answer may be 2 or 3

reflex klystron is a ???

1.lowpower generator

2.high power oscillator

3.low gain amplifier

4.not an oscillator

answer may be 1 or 2





80. Light is confined within the core of a simple optical fiber by:

(1) Refraction.

(2) Total internal reflection at the outer edge of the cladding.

(3) Total internal reflection at the core cladding boundary.

(4) Reflection from the fiber's plastic coating.


answer should  be (3) but given (2)



The input to a coherent detector is DSB-SC signal plus noise. The noise at the detector output is: (1) The in-phase component (2) The quadrature-component (3) Zero (4) The envelope 

Answer should be(1) see simon hykin(noise in amplitude modulation)