I have completed BE in electronics and communication. Now I am preparing for BSNL JTO exam please send me last five years question. 17 Jun Solved previous year question papers of BSNL JTO examinations are available from the links below for free download. Question papers from. 11 Aug Also, Check BSNL JTO Sample Papers, BSNL JTO syllabus PDF, Applicants can obtain the last year Question papers of BSNL JTO For the applicants, we gave the BSNL JTO Past Years papers along with solutions here.
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A memoryless system is — a causal b not causal c nothing can be said d none Answer is: In which year did the fall of Bastille take place? 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: Poles and zeros wtih a driving point function of a network are simple and interlace on the paoers axis.
In a forward voltage Triggering thyristor changes from — a off state to on state b on state to off state c on state to on state d off state to off state Answer is: Pirani gauge is used to measure — a very low pressures b high pressures soluyions pressures in the region of 1 atm d fluid flow Answer is: Varoctor diode has non linearity of – a capacitance b Inductance c Resistance d Is a linear device Answer is: In a short electric doublet the radiation properties are so that- a The induction field diminishes as the square pxpers of the distance and is only appreciable in the vicinity of the conductor.
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, 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: Thermistors are made of – a pure metals b pure insulators c sintered mixtures of metallic oxides d pure semiconductor Answer is: The transmission does not have – a Partition noise b Flicker noise c resistance d Short noise Answer is: Compared to bipolars, FETs have- a high input impedance b low input impedance c same input impedance d none Answer is: You can buy a book.
Equalizing pulses in TV are sent during- a horizontal blanking b vertical blanking c the serrations d the horizontal retrace Answer is: An amplifier with negative feedback – a lowers its lower 3 dB frequency b raises its upper 3 dB frequency c increases its bandwidth d all of the above Answer is: Considering the conditions- 1.
Essayist works with words as sculptor with- a water b stone c air d hills 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?
An air capacitor is a — a time variant b active device c time invariant d time invariant and passive device Answer is: Join these sentences meaningfully by choosing the correct alternative from the following: The poles and zeros of a driving point function of a network are simple and interlace on the negative real axis with a pole closest to the origin.
The energy gap in a semiconductor – a increases with temperature b remains constant c slightly increase with temperature d decrease with temperature Answer is: Pure metals generally have- a high conductivity and low temperature coefficient b high conductivity and large temperature coefficient c low conductivity and zero temperature coefficient d low conductivity and high temperature coefficient Answer is: Then, the real part and wo are given by?
The electrical conductivity of metals which is expressed in ohm-1 m-1 is of the order of – a b c d Exm is: The location benl lightning arrestor is – a Near the transformer b Near the circuit breaker c Away from the transformer d None Answer is: How much electricity does India propose to generate through nuclear power by the year AD? 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: In colour picture tube shadow mask is used to- a reduce x-ray emission b ensure that each beam strikes only its own dotsc increase screen brightness d provide degaussing for the screen Answer is: Lens antennas used for microwaves are usually made of – a Polystyrene b Glass of bnsl refractive index c Paraboloid paapers d Dielectric media having large refractive index An.
The circuit that separates composite video warefore from the sync pulses is- a the keyed AGC amplifar b a clipper c an integrator d a sawtooth current Answer is: You can read it. Ninth Plan in India ranges from- a b c d Answer is: 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: The main disadvantage of Diode-Transistor logic DTL is its- a greater speed b slower speed c average speed d none of the above Answer is: In the equatorial jtp only Geosynchronous satellite are launched because it is the only plane which provides — a 24 hour orbit b stationary satellite c global communication d zero-gravity environs Answer is: What is a collection of sheep wolutions
Skip to main content. The intrinsic impedance of free space- a is independent of frequency b decreases with increase of frequency c increases with increase of frequency d varies as square root of frequency Answer is: In an electronic circuit matching means – a connecting a high impedance directly to low impedance b selection of components which are compatible c transferring maximum amount of signal between different kinds of circuits.
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: What is the opposite of Asperity — a gentility b superiority c kindness d clarity Answer is: Greater damping 4 Negative dB gain margin System stability requirements would include?