# Industrial Automation and Control | NPTEL | Week 6 Assignment Solutions

This set of MCQ(multiple choice questions) focuses on the Industrial Automation and Control NPTEL Week 6 Assignment Solutions.

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### Industrial Automation and Control NPTEL Week 6 Assignment Solutions

Q1. Which statement is TRUE for the given PID controller?
Kc(1 + 1/TiS + TdS)
Where, Kc = Controller gain, Ti = Integral time, Td = Derivative time

a) Parallel and interfacing form
b) Parallel and non-interacting form
c) Series and interacting form
d) Series and non-interacting form

Q2. A typical process has number of process equation n, number of process variables f and number of external variables nd. What is the Degree of Freedom (DOF) of the process?

a) f – (n + nd)
b) f + n + nd
c) f – n + nd
d) f – (n – nd)

Q3. A CNC machine requires ___________ Control.

a) Analog
b) Logic
c) Both Analog and Logic
d) Discrete

Q4. Communication tasks to supervisory computer for trend updates can be implemented in ____________ mode of execution.

a) Cyclic
b) Interrupt Driven
c) Clock Driven
d) Delay Driven

Q5.

Industrial Automation and Control NPTEL Week 6 Assignment Solutions

Q6.

Q7.

Industrial Automation and Control NPTEL Week 6 Assignment Solutions

Q8.

Q9. Timed cycles for electric welding machines (output is energized at the start of the cycle when input voltage is applied and automatically de-energized after a time duration) can be implemented by which one of the following timers?

a) ON delay timer
b) OFF delay timer
c) ON-interval timer
d) Flasher

Q10. What does NC and NO terms in NC contact and NO contact stand for, respectively?

a) Normally closed, Normally ON
b) Normally closed, Normally open
c) Normally closed, Normally OFF
d) Normally closed, Normally opposite

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