A 100 mV full scale dual slope integrating type DVM has a reference voltage of 10 mV and conversion time of 50 ms. For an input of 5 mV, the conversion time is
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- Subject:Electronics Engineering How JFET has been constructed? Explain the principle of operation of JFET at different values of VGS and VDSNOTE: FOR ALL CIRCUITS SHOWN IN THIS QUIZ ASSUME THAT: β= 100 (for all transistors) ; Early voltage equal to infinity. 1.- In the circuit of figure Nº A, the secondary voltage Vs is 15 volts rms with a frequency of 60 Hz, R equal to 100 Ohms and C equal to 1000 microfarads. The diodes are silicon (Vd = 0.7 volts) and the Zener diode is 15 volts. Determine:a) The magnitude of the ripple voltage at Cb) The Magnitude of the Peak Inverse Voltage (PIV) for D1 and D2Explain why Permanent Virtual Circuits (PVCs) behave like a dedicated-circuit network. Explain In Detail
- Explain dual slope ADC and successive approximation ADC with neat block diagram and compare the two approachesFor the JFET shown in Figure, Determine the minimum value of VDD required to put the device in the constant-current region of operation when VGS = 0 V. where VGS(off) = - 4 and IDSS = 42mASubject:Electronics Engineering What is pinch off voltage in JFET? Define pinch off voltage with respect to different characteristics of an n-channel JFET. Is the drain current affected by VP? Justify your answer.
- With a neat diagram ,explain about the working of Dual Slope ADC.Please don't copy from other websites. Discuss the process involved in realising the epitaxial growth, masking and etching for the fabrication of integrated circuits.a) Compare metallic foil vs semiconductor strain gauges (construction, advantages and disadvantages). b) Consider a Wheatstone bridge circuit (Figure 1) that has all resistances equal to 250 ?. The resistance R1 is a strain gauge that cannot sustain a power dissipation of more than 0.25 W. What is the maximum applied voltage that can be used for this bridge circuit? At this level of bridge excitation, what is the bridge sensitivity?
- Subject:Electronics Engineering With a neat circuit diagram, explain the Voltage Divider Bias circuit using approximate analysis. Also derive the equation of stability (S) for Voltage Divider Bias circuit.A ) The dual slope method, it’s the popular method for converting an analog voltage into a digital value.Explaine that in details.Create a schematic diagram for building an AC-DC power supply that uses a complete bridge rectifier, filter capacitors, and regulators and has a selectable output voltage. Keep in mind: When a load is attached, the power supply must be able to deliver at least 500mA of output current.