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In the OTA, the transconductance is controlled by A The ac supply voltage B A bias current C The input signal voltage D The manufacturing process
2050An FM receiver has an IF frequency that is A 88MHz-108MHz range B 540kHz-1640kHz range C 455kHz D 10.7MHz
2 3982In order to handle all combinations of input voltage polarities, a multiplier must have A Four-quadrant capability B Three- quadrant capability C Four inputs D Dual-supply voltages
1826When the two inputs of a multiplier are connected together, the device operates as a A Voltage doubler B Square root circuit C Squaring circuit D Averaging circuit
1881Amplitude modulation is basically a A Summing of two signals B Multiplication of two signals C Subtraction of two signals D Non-linear process
2518The output of an AM detector goes directly to the A IF amplifier B Mixer C Audio Amplifier D Loudspeaker
1948A PLL maintains lock by comparing A The phase of two signals B The frequency of two signals C The amplitude of two signals D None of these
2364Which of the following amplifier compensates for drift? A Low gain amplifier B High gain amplifier C DC amplifier D Differential amplifier
1 3244If a square wave is integrated by integrator using op-amp, the output is A Triangular wave B Ramp C Sine Wave D None of these
1 2401The loss of precision in quantity is called A Down time B Delay C Unavoidable delay D None of these
2014Photolithography involves A Making photographic mask and photoetching B Only photoetching C Only masking D None of these
1 3089The positive clipper can be easily converted into negative clipper by A Reversing diode and changing the polarity of reference voltage B Reversing diode only C Changing the polarity D None of these
3874....................... regulator operates the power transistors as high frequency on/off switch. A Series B Short C Switching D None of these
178096 The high-frequency response in RC active filters using op-amp is due to A BW B Gain C Gain,BW product D High frequency
1 2930
What is race around condition in a jk flipflop?
what reason of line current and phase current in star connection and line current and phase current not equal in delta connection?
How to select batteries required for ups and the inverter if we Known load? And how AH is selected of battery?
What are the advantages of ics over discrete component circuits?
What is compensation for flow ? Why we use compensation ? What are the factors of different compensation ? We not use then what problems may happen ?
what is the mechanism of operation of brushless dc motor why is it more wexpensive then ordinary permanent magnet motors
11 kg trivevter meter has rating of -/5amps. And pt ratio11000/110v and is connected with 11kv ct/pt unit of cr ratio 75/5amps. And pt ratio of 11000/110v while checking accuracy of meter with HT Accuchek meter what value of PT ratio and CT ratio to be filled in Accuchek meter
What is the best way to handle bend or turns in slurry piping systems?
What kind of Neutral CT can be placed in 11/0.433KV transformer to be used and what are its specification?
what is the difference between En19 and En24
Why two phase welding machine is used instead of three phase welding machine.
What are the components connected in between the power supply coming from an electric pole to HT & LT Panels in a large commercial building or how the power supply connected from Electric pole to Transformer & then to the HT & LT panels of a building? Please send me answers via mail, my id is yogiagarwal@gmail.com. If possible, please give a line diagram.
Causes of M/E high exhaust valve temperature
what is the difference between electrical choke and electronic choke?
how work microwave anteena in mobile tower
