SECTION B: Answer ALL questions in this section. QUESTION 1. (a) Explain the flowing terms:Monostable.Astable.Bi-stable.Latch.Fig B1 What type of device is shown in Fig. B1 if the waveforms illustrated are present at its CK and Q terminals?State four applications using your answer in b. QUESTION 2.Use Fig B2 to answer question 2.Fig. B2Describe fig B2 using truth table.Describe the timing diagrams for the activity in Fig B2.Using diagrams explain one application of the system in Fig B2. QUESTION 3.Use Fig B3 to question 3.What is the technical name of the combinational circuit shown in Fig B3. What is the composition of the system in Fig B3?Show the Truth Table for the systemFig. B3Explain the functionality of the circuit in Fig B4 using truth table. Write a Boolean expression for X. Fig. B4 QUESTION 4A) B5 is logic circuit for a warning system for a greenhouse. Once the gardener or caretaker has switched the system on, he wants to be warned by the following conditions:if the greenhouse gets too cold orif someone has opened the door. Fig B5Use the figure to answer the flowing questions:Verify using truth table the conditions that may trigger a warning light.Develop a Boolean expression for the system in fig B5B)A coin-operated cold drink dispenser will provide cold drink (D) under the following conditions:The correct coin (C) is inserted ANDA paper cup is in position (P) ANDThe selector is set t Orange (O) OR Sprite (S) OR Lemonade (L) Write the Boolean expression for the output of the dispenser.Represent the operation of the dispenser in logic circuit4 get a logic circuit to mimic aorporate checquing system for operatore of a compnny

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Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter17: Commercial And Industrial Air-conditioning Control Systems

Section: Chapter Questions

Problem 22RQ

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SECTION B: Answer ALL questions in this section.

QUESTION 1.

(a) Explain the flowing terms:

Monostable.
Astable.

Bi-stable.

Latch.

Fig B1

What type of device is shown in Fig. B1 if the waveforms illustrated are present at its CK and Q terminals?
State four applications using your answer in b.

QUESTION 2.

Use Fig B2 to answer question 2.

Fig. B2

Describe fig B2 using truth table.
Describe the timing diagrams for the activity in Fig B2.
Using diagrams explain one application of the system in Fig B2.

QUESTION 3.

Use Fig B3 to question 3.

What is the technical name of the combinational circuit shown in Fig B3. What is the composition of the system in Fig B3?
Show the Truth Table for the system

Fig. B3

Explain the functionality of the circuit in Fig B4 using truth table. Write a Boolean expression for X.

Fig. B4

QUESTION 4

A) B5 is logic circuit for a warning system for a greenhouse. Once the gardener or caretaker has switched the system on, he wants to be warned by the following conditions:
if the greenhouse gets too cold or
if someone has opened the door.

Fig B5

Use the figure to answer the flowing questions:

Verify using truth table the conditions that may trigger a warning light.
Develop a Boolean expression for the system in fig B5

A coin-operated cold drink dispenser will provide cold drink (D) under the following conditions:

The correct coin (C) is inserted AND
A paper cup is in position (P) AND
The selector is set t Orange (O) OR Sprite (S) OR Lemonade (L)

Write the Boolean expression for the output of the dispenser.
Represent the operation of the dispenser in logic circuit

4 get a logic circuit to mimic aorporate checquing system for operatore of a compnny

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SECTION B: Answer ALL questions in this section. QUESTION 1. (a) Explain the flowing terms: Monostable. Astable. Bi-stable.