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- Look up the diameter of a silicon atom, in Å. The latestsemiconductor chips have fabricated lines as small as 14nm. How many silicon atoms does this correspond to?When two identical resistors(say 4 ohm each)Are connected in parallel to a 12 V car battery,Calculate for both resistors: a.Voltage across each ,b.power dissipated in each,c.current through each? Do any of your answers change if the restistors are different from each other?Consider three resistors; 0.5 kΩ, 5 kΩ and 7 kΩ, connected in parallel with a power supply of 5 V. Calculate the current through each resistor and hence verify the Kirchoff’s current divider rule. Write down the color codes for the following resistors: 3.4 kΩ, 10% 1 kΩ, 20% 770 Ω, 20% 2 Ω, 5% 0 Ω, 5%. Consider the 5V experimental voltmeter. Does it tend to read too high or too low voltage as compared to the standard voltmeter? Give precise reasons to support your answer.
- What is the advantage of field-effect transistor (FET) according to bipolar JunctionTransistor (BJT) ? Please explain briefly with a few sentences.Considering the circuit given in the figure, if the diodes D1 and D2 are active according to the conditions in the table below, tick, if not, fill the table by putting a crossWhat is transistor ? (when it is used, and why ?)
- If all the energy in a 9-V transistor radio battery rated at 0.347 A-h is used to lift a 10-kg object, how high in feet will he be lifted?The current through and voltage across an elementvary with time as shown in the figure. Sketch the power delivered to the element for?>0. What is the total energydelivered tothe element between ?=0and ?=25?? The element voltage and current adhere to the passive sign convention.For the given resistor combination circuit, determine (a) the equivalent resistance(show simplification of circuits), (b) the current demanded from the 15V voltagesource (neglecting internal resistance), (c) the potential drop across eachresistor, and (d) the current across each resistor.
- The Type K thermocouple has a sensitivity of about 41 micro-Volts/℃, i.e. for each degree difference in the junction temperature, the output changes by 41 micro-Volts. If you have a 32-bit ADC, what is the smallest temperature change you can detect if the ADC range is 10 V? Try leaving the answer as a decimal with significant digits: e.g., 0.00004100.What difficulties can designers and manufacturers have when working with semiconductors containing billions of transistors on a single die?Please help me work through this whole problem with step by step instructions.