Att test 2 - Study guides, Class notes & Summaries

ATT Test 2 (NEW 2024/ 2025 Update)Questions and Verified Answers| 100% Correct| Graded A QUESTION With open in parallel branch of s-p circuit: series volt drops(increase/decrease) and parallel volt drop (increase/decrease) Answer: Decrease, increase QUESTION Current increases or decreases with short in series component (s-p circuit) Answer: Increases QUESTION What happens to REQ when there is a short in a parallel branch (s-p circuit) Answer: ...

ATT Test 7 (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: Which type of multivibe circuit is free running? Answer: Astable Q: What components are in feedback circuit (Astable)? Answer: Two capacitors Q: What components are in feedback circuit (monostable)? Answer: One capacitors and one resistor Q: What components are in feedback circuit (bistable)? Answer: Two capacitors, two resistors Q: How is output d...

ATT Test 8 (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: Which rectifier is the least efficient using only half the input? Answer: Half-wave Q: Which two rectifiers require two input signals 180 degrees out of phase? Answer: Full-wave and bridge Q: Which rectifier uses a center tapped transformer? Answer: Full wave Q: How is frequency determined for half wave rectifier? Answer: Output frequency is same as i...

ATT Test 5 (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: What is the purpose of diode clampers? Answer: To clamp AC signal AT a DC output level Q: What three components make up clamper circuit? Answer: capacitor, resistor, diode Q: When is the capacitor able to quickly charge in clamper circuit? Answer: When the diode is forward biased (low resistance) Q: What is the purpose of transistors? Answer: to contr...

ATT Test 6 (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: What is JFET cutoff? Answer: a large negative gate voltage that increases junction barrier so much that current flow stops (vgg > vdd) Q: What is JFET saturation? Answer: A negative gate voltage so small that decreases the junction barrier to a point where it no longer decreases, constant current flow Q: What causes constant current flow in JFET? Answer: JFET satur...

ATT test 2 Questions and Answers 100% Correct | New Update 2025

ATT Test 4 (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: Zt equals what at resonance? Answer: Rt Q: What circuit value is at MINIMUM at resonance in parallel circuit? Answer: Current Q: What is a resonant frequency? Answer: the frequency at which XL and XC are equal Q: How many resonant frequencies does each circuit have? Answer: ONE! What you think you can have a bunch of wifes? You get one wife! This is the w...

ATT Test 9 (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: What voltages are considered LOW (TTL logic)? Answer: 0.8 volts or less Q: What voltages are considered HIGH (TTL logic)? Answer: 2V or more Q: Voltages between 0.8V and 2V are considered what? Answer: Unknown, Float, Switching Q: How many different classes of IC integration are there? Answer: 5 Q: SSI is a class of integration with how many compon...

ATT Test 10 (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: What is the purpose of a 4 bit shift register? Answer: designed to transfer 4 bits of binary data from one circuit to another Q: What type of transfer is used when mode control is HIGH in 4 bit shift register? Answer: Parallel Q: What type of transfer is used when mode control is LOW in 4 bit shift register? Answer: Serial Q: How is shift right set up in 4 bit...

ATT Test 13 (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: What does Phase Lock Loop do? Answer: Compares output of VCO with a reference frequency Q: What happens if the output of VCO is different than the reference frequency? Answer: DC controlling voltage is generated to steer VCO to correct output Q: What frequency range do AM broadcasts use? Answer: 535-1605 kHz Q: What are two types of AM receiver tuning? Answ...