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What changes would be necessary in block C if FM signals are to be received – a Block becomes redundant b A FM detector would be required c A high frequency signal generator 1d An additional local oscillator will be needed Answer is: Learn and practice the placement papers of BSNL and find out how much you score before you appear for your next interview and written test. A four quadrant operation requires- a two full converters in series b two full converters connected back to back c two full converters connected in parallel d two semi converters connected back to back Answer is: The International Date Line is represented by- a meridian b meridian c meridian d meridian Answer is: You can easily solve all kind of placement test papers by practicing the exercises given below.
In which year did the fall of Bastille take place? A thyristor, when triggered, will change nto forward blocking state to conduction state papfrs its anode to cathode voltage is equal to – a peak repetitive off state forward voltage b peak working off state forward voltage c peak working off state reverse voltage d peak non-repetitive off state forward voltage Answer is: Next chose which one you need and click.
Number of nybbles making one byte is ” a 2 b 4 c 8 d 16 Answer is: Join these sentences meaningfully by choosing the correct qkestion from the following: The 2’s complement of is ” a b c d Answer is: In a short electric doublet the radiation properties are so that- a The induction amswers diminishes as the square root of the distance and is only appreciable in the vicinity of the conductor.
When an antenna has a gain of 44dB then assuming that the main beam of the antenna is circular in cross-section the beam width will be – a 0.
BSNL Question Papers – BSNL Interview Questions and Answers updated on Dec 2018
Time yourself in advance and decide which question to attempt first and which to leave. The time duration for solving the questions will be 3 hours. For a quarter wavelength ideal transmission line of characteristic impedance 50 ohms and load impedance ohms, the input impedance will be ” a 25W b 50Wc W d W Answer is: Korea b France c India d China Answer is: The depth of penetration or skin depth for an electromagnetic field of frequency ‘f’ in a conductor of resistivity r and permeability m is- a inversely proportional to r and f and directly proportional to m b directly proportional to r and inversely proportional to f and m c directly proportional to f and inversely proportional to r and m d inversely proportional to r and m and directly proportional to f Answer is: Current Affairs Interview Questions and Answers.
For transmission line load matching over a range of frequencies, it is best to use a- a balun b broad band directional coupler c double stub d single stub of adjustable position Answer is: You have entered an incorrect email address!
An air capacitor is a ” a time variant b active device c time invariant d time invariant and passive device Answer is: One of the following statement which is true for relative dielectric constant is – a It is dimensionless b It is not equal to unity for vacuum c It’s value for all substances is less than one d None Answer is: To obtain good score proper preparation for the exam is important. Essayist works with words as sculptor with- a water b stone c air d hills Answer is: Compared to bipolars, FETs have- a high input impedance b low input impedance c same input impedance d none Answer is: For a two port reciprocal network, the output open circuit voltage divided by the input current is equal to ” a B b Z12 c ” d h12 Answer is: Download PDF December 2, This will help you realize the challenges better.
Lens antennas used for microwaves are usually made of – a Polystyrene b Glass of low refractive index c Paraboloid surfaces d Dielectric media having large refractive index An, The electrical conductivity of metals which is expressed in ohm-1 m-1 is of the order of – a b c d Answer is: Signal transmission in sky wave propagation is due to ” a Reforction of wave b Reflection of wave c Pierus through Inosphere d None Answer is: Time constant of an RC circuit increases if the value of the resistance is – a Increased b Decreased c Neither a nor b d Both a and b Answer is: Our site is the extreme source for downloading question papers in free.
What is a collection of sheep called?
A superconductor is a- a A material showing perfect conductivity and Meissner effect below a critical temperature b A conductor having zero resistance c A perfect questiob with highest dimagnetic susceptibility d A perfect conductor which becomes resistive when the current density through it exceeds a critical valueAnswer is: Radio Broadcasting is an example of ” a qjestion multiplexing b time multiplexing c frequency multiplexing d none of the above Answer is: Intrinsic semiconductors are those which – a Are available locally b Are made of the semiconductor material in its purest from c Have more electrons than holes d Have zero energy gaps Answer is: When an ac current of 5A and dc current of 5A flow simultaneously through a circuit then which of the following statement is true?
The output of a class B amplifier – a is distortion free b consists of positive half cycles only c is like the output of a full wave rectifier d comprises short duration current pulses Answer is: Article of Indian Constitution needs to be revoked in case- a President’s Rule is to be imposed b Emergency is declared c Services of a Government servant are to be terminated without any enquiry d A political party of national level is to be banned Answer is: An amplifier has a band width of 20 KHz and a midband gain of 50 without feedback.
You can buy a book. The primary control on drain current in a JFET is exerted by – a Channel resistance b Size of depletion regions c Voltage drop across channel d Gate reverse bias Answer is: Greater damping 4 Negative dB gain margin System stability requirements would include?
To form a quorum how many members of the Lok Sabha or Rajya Sabha should be present? When biased correctly, a zener diode ” a acts as a fixed resistance b has bwnl constant voltage across it c has a constant current passing through it d never overheats Answer is: For small size, high frequency coils, the most common core material qufstion a Air b Ferrite c Powdered ion d Steel Answer is: Microbiology Biochemistry Biotechnology Biochemical Engineering.
Last five years BSNL JTO exam question papers with answer
Lastly, they will let you know the nature of questions that can be expected in Exam this year. One of ansewrs following modes which has the characteristics of attenuation becoming less as the frequency is increased and is attractive at icrowave frequencies of circular cylindrical wave guides is ” a TE1 mode b TM01 mode c TE01 mode d Higher order mode Answer is: How may countries are non-permanent members of the Security Council?
You can easily solve all kind of questions by practicing the following exercises. The transmission does not have qnswers a Partition noise b Flicker noise c resistance d Short noise Answer is: