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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
2052An FM receiver has an IF frequency that is A 88MHz-108MHz range B 540kHz-1640kHz range C 455kHz D 10.7MHz
2 3983In 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
1829When 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
1887Amplitude modulation is basically a A Summing of two signals B Multiplication of two signals C Subtraction of two signals D Non-linear process
2522The output of an AM detector goes directly to the A IF amplifier B Mixer C Audio Amplifier D Loudspeaker
1949A 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
2368Which of the following amplifier compensates for drift? A Low gain amplifier B High gain amplifier C DC amplifier D Differential amplifier
1 3245If 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 2405The 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 3090The 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
3876....................... regulator operates the power transistors as high frequency on/off switch. A Series B Short C Switching D None of these
178196 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 2931
what is the composition of good brick ?
What are the types of the glands and difference between single and double compression type of cable Glands.
what is the prosses for getting of 33kv licence (i have completed my engineering degree & working in 33kv substation for contract basis )????
why qpsk is done for 45 135225315 not 0 90.270 360 degrees "degrees why "
1- Explain about HPM 2- What is the FSC and explain the configuration of FSC 3- explain the complete loop of vibration, how it works (field to control room) 4- What is the use of proxymitter? 5- During job your partner effected with H2S then what you have to do. 6- what type of gland packing uses when valve glind is leaking.
Draw a crankshaft and show the parts?
Explain how can you convert air mass to air volume?
Explain what are the methods involved to test helium leak testing in a vacuum system?
What does the a,b,c of 95a,95b,95c relays denotes?
What are the different towers used in 132kv transmission line? what are the differences between the P,R,S towers used in 132KV and detailed explanation
what are the use of belew gear in general ??
What is DC series motor?
What is the difference between mitsui man and hitachi man.
What are your goals?
What is a master gauge ?
