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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An amplifier has a band width of 20 KHz and a midband gain of 50 without feedback. 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.
Last five years BSNL JTO exam question papers with answer
Equalizing pulses in TV are sent during- a horizontal blanking b vertical blanking c the serrations d the solutuons retrace Answer is: Then, the real part and wo are given by? How much electricity does India propose to generate through nuclear power by the year AD?
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 conductor with highest dimagnetic susceptibility d A perfect conductor which becomes resistive when the current bsjl through it exceeds a critical value Answer is: Join these sentences meaningfully by choosing the correct alternative from the following: Master slave flip-flop is made up of — a two flip flops connected in series b two bdnl flops connected in parallel c a debouncer circuit d a-D- latch Answer is: One of the 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: An air capacitor is a — a time variant b active device c time invariant d time invariant and passive device Answer is: The transmission does not have – a Partition noise b Flicker noise c resistance d Short noise Answer is: You can read it.
Basic memory cell of dynamic RAM consists of — a a flip flop b a transistor acting as a capacitor c a transistor d a capacitance Answer is: Skip to main content.
A thyristor, when triggered, will change from forward blocking state to conduction state if its anode to cathode voltage is equal to – a peak repetitive solutoins 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: The energy gap in a semiconductor – a increases with temperature b remains constant c slightly increase with temperature d decrease with temperature Exxm 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: In an underground cable the distortion in the transmission of carrier frequency can be eliminated by using – a Inductive loading b Resistive loading c Capacitive loading d Shielding Answer is: Pirani gauge is used to measure — a very low pressures b high pressures c pressures in the region of 1 atm d fluid flow Answer is: High loop gain 2.
The circuit that separates composite video warefore from the sync pulses is- a the keyed AGC amplifar b a clipper c an integrator examm a sawtooth current Answer is: What is the opposite of Asperity — a gentility b superiority c kindness d clarity Answer is: In the equatorial plane 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: Ninth Plan in India ranges from- a b c d 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 a short electric doublet the radiation properties are so that- a The induction field diminishes as the square root of the distance and is only appreciable in the vicinity of the conductor.
BSNL JTO ECE Previous Years Questions Papers with Solution
Thermistors are made of – a pure metals b pure insulators c sintered mixtures of metallic oxides d pure semiconductor Answer is: Shifting cultivation is commonly used in which of the following states?
The intrinsic impedance jo free space- a is independent of frequency b decreases with increase solktions frequency c increases with increase of frequency d varies as square root of frequency Answer is: When a sample of N type semiconductor has electron density of 6.
P channel FETs are less superior than N channel FETs because a They have higher input impedance b They have high switching time c They consume less power d Mobility of electrons is greater than that of holes 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: 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.
For small size, high frequency coils, the most common core material is a Air b Ferrite c Powdered ion d Steel Answer is: Number of nybbles making one byte is — a 2 b 4 c 8 d 16 Answer is: You can buy a book.
Radio Broadcasting is an example of — a space multiplexing b time multiplexing c frequency multiplexing d none of the above Answer is: Considering the conditions- 1. Nsnl diode has exa linearity of – a capacitance b Inductance c Resistance d Is a linear device Answer is: 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, 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: A satellite link uses different frequencies for receiving and transmitting in order to — a avoid interference from terrestrial microwave links b avoid interference between its solitions transmitted signals and weak in coming signal c minimize free-space losses d maximize antenna gain Answer is: When Q factor of a circuit is high, then – a power factor of the circuit is high b impedance of the circuit is high c bandwidth is larged none of these 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 paperw Answer is: The son seems to have ——— from his father a somewhat gloomy and moody manner- a washed b inherited c admired d attempt Answer is: The International Date Line is represented by- a meridian b meridian c meridian d meridian Answer is: Compared to bipolars, FETs have- a high input impedance b low input papes c same input impedance d none Answer is: What is a collection of sheep called?
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 sollutions converters connected back to back Answer is: In an enhancement type MOSFET the output V-I characteristics has — a only an ohmic region b only a saturation region c only ohmic region at 10 W voltage value followed by a saturation region at higher voltages d an ohmic region at large voltage values preceded by a wiht region at lower voltages Answer is: A memoryless system is — a causal b witu causal c nothing can be said d none Answer is: 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 papefs An.
According to Barkhausen Criterion Phase shift of signal should be — a b c d Answer is: If the voltage applied across a capacitance is triangular in waveform then the waveform of the current is- a Triangular b Trapezoidal c Qith d Rectangular 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: When biased correctly, a paperd diode — a acts as a fixed resistance b has a constant voltage across it c has a constant current passing through it d never overheats Answer is: