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When we trim a resistor, we are A Making a fine adjustment B Reducing its value C Increasing its value D Making a coarse adjustment
1983Typically, an IA has an external resistor used for A Establishing the output impedance B Setting the voltage gain C Setting the current gain D Interfacing with an instrument
1715In 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
2096An FM receiver has an IF frequency that is A 88MHz-108MHz range B 540kHz-1640kHz range C 455kHz D 10.7MHz
2 4070In 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
1881When 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
1935Amplitude modulation is basically a A Summing of two signals B Multiplication of two signals C Subtraction of two signals D Non-linear process
2578The output of an AM detector goes directly to the A IF amplifier B Mixer C Audio Amplifier D Loudspeaker
1988A 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
2417Which of the following amplifier compensates for drift? A Low gain amplifier B High gain amplifier C DC amplifier D Differential amplifier
1 3328If 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 2480Post New Electronics Communications Questions
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Explain the differences between voltage and current controlled devices?
Explain the bit format of flag register in 8086.
What are the main components of AMF panel. Is it required to use ATS in LT panel if DG is used as stand by supply? Please send any single line diagram showing AMF & LT panel etc., if possible please send to sreenu_207 @ yahoo.co.in
what is difference between controlnet,devicenet protocol?
What is the feature’s in Group Policy? What is DNS? what is the use of DNS?
What are LAPD and LAPDm?
Which oscillator is best for general purpose?
What does ac voltage controller mean?
What is diff b/w FIFA,FIPA,FIEA....?
What is the Difference betn IBS & REPEATER?
i am b.sec with PCM now what can i do for higher education
describe the various addressing modes of 8085 processor, also provide an example of each.
what is receiver device in ir receiver which catch over signal of ir?
The electric field in the space charge region decreases with forward bias and increases with reverse bias. Why?
