Programmable Logic Controller MCQ Quiz Test No.: 8

Created by

Prof. Dhruv Patel

MCQ Quiz – Test: 8 : Programmable Logic Controller

This quiz helps students to increase their Programmable Logic Controller knowledge.

1 / 10

The figure shown below represent ____________

When the relay coil is energized, there is a time delay before contact closes.

When the relay coil is de-energized, there is a time delay before the contact opens.

When the relay coil is energized, there is a time delay before contact opens.

When the relay coil is de-energized, there is a time delay before the contact closes.

2 / 10

Which one of the following timer parameter determines the time duration for the timing circuit?

ACCUMULATED TIME

PRESET TIME

BASE TIME

None of these

3 / 10

The figure shown below represent ____________

When the relay coil is energized, there is a time delay before contact closes.

When the relay coil is de-energized, there is a time delay before the contact opens.

When the relay coil is energized, there is a time delay before contact opens.

When the relay coil is de-energized, there is a time delay before the contact closes.

4 / 10

The figure shown below represent ____________.

When the relay coil is energized, there is a time delay in closing.

When the relay coil is de-energized, there is a time delay before the contact opens.

When the relay coil is energized, there is a time delay in opening.

When the relay coil is de-energized, there is a time delay before the contact closes.

5 / 10

_____________loss the accumulated time every time the rung condition becomes false.

TON Timer

RTON Timer

TOFF Timer

None of these

6 / 10

Which one of the following timer parameter represents the resolution of the timer ?

ACCUMULATED TIME

PRESET TIME

BASE TIME

None of these

7 / 10

Certain contacts of a mechanical timing relay are designed to operate at a preset time interval:

Certain contacts of a mechanical timing relay are designed to operate at a preset time interval:

after the coil is energized.

either a or b

after power is applied to the circuit

8 / 10

Which one of the following timer parameter represents the value that increments as the timer is timing?

ACCUMULATED TIME

PRESET TIME

BASE TIME

None of these

9 / 10

The figure shown below represent ____________

When the relay coil is energized, there is a time delay in closing.

When the relay coil is de-energized, there is a time delay before the contact opens.

When the relay coil is energized, there is a time delay in opening.

When the relay coil is de-energized, there is a time delay before the contact closes.

10 / 10

_____________ must be used to zero the accumulated value in an RTON timer.

ACC

PRESET

RESET

None of these

Your score is

The average score is 34%

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