1- When we design a measurement device, the device loading effect on the system to be measured must be: b- moderate a- very low c-high d- very high
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- Q) The static characteristics of the measurement instrument are act -- The linearity of the output. The relation between input and output. The nonlinearity of the output. O Not all above.What is threshold voltage?The term that refers to infinite no of values in the range is a. Peak b. Analog Signal c. Digital Signal d. None of the above
- . Give the short answer offollowing questions each question carries equal marks Don’t need tobriefly explain Its better to give point to point answer . (a) How zenerdiode is a special diode (b) Explain the difference between zener and avalanche effect (c) Explain break down voltage (d) Draw the symbol of PN junction diode, tunnel diode , Zener Diode. (e) How collector size is more than emitter (f) How NPN transistor is more good as compare to pnp (g) Why collector have more size than emitterQ) In measurement system, which of the following static characteristics are ?desirable Resolution. O All of above. O Accuracy. O Sensitivity.The arrow on the symbol of MOSFET indicates O a. that it is a N-channel MOSFET O b. the direction of conventional current flow O c. that it is a P-channel MOSFET O d. the direction of electrons
- Q1/ Sketch and describe mathematically the even and odd components of the signal shown in Figure (1) -1-2-012345 Figure (1)Sketch carefully the following signal.in dsp material or signal and systemShown below is a section from the datasheet of 74LS32, a quad 2-input OR chip. What is the noise margin high (in V) of this chip? Limits Symbol Parameter Min Typ Max Unit VIH Input HIGH Voltage 2.0 V VIL Input LOW Voltage V 0.8 VIK Input Clamp Diode Voltage -0.65 -1.5 V V VOH Output HIGH Voltage 3.5 V V VOL Output LOW Voltage 0.35 0.5 V 20 μA IH Input HIGH Current 0.1 mA IIL Input LOW Current -0.4 mA los Short Circuit Current (Note 1) -100 mA Power Supply Current Icc 6.2 Total, Output HIGH mA Total, Output LOW 9.8 74 74 74 2.7 -20
- 4. An RC filter stage (R = 33 0, C = 120 HF) is used to filter a signal of 24 V dc with 2 V rms operating from a full wave rectifier. Calculate the percentage ripple at the output of the RC Section for a 100-mA load. Also calculate the ripple of the filtered signal applied to the RC stage. *****END*****Question: If you know the input voltage is 20 Vpp (top to top) and the load resistance is KN R=1 calculate what's coming.: 1- At the first approximation calculate (the greatest current passing through the load resistance, output voltage). 2- At the second approximation calculate (the greatest current passing through the load resistance, the output voltage . draw the shape of the output signal). 3- When rounding second guess (the greatest stream passes through the load resistance if you know that the current front 15 ml-amp at voltage of 1 volt, voltage output, draw the shape of the signal emerging). Sinusoidul Wavefom Supply Rectifed Output Waveform AA Diode No Negutive Halt cyclea)circuit diagram with a load ,for the JFET. b)input and output waveform c)equations for the output ( v and i)