GATE IN topic:process-control PYQs & Answers — Page 6

Questions 51–60 of 650. Imported answers require independent review unless marked reviewed.

Topic practice 650 questionsPage 6 of 65

The emitted radiant energy from a piece of metal was measured using a pyrometer. The temperature was calculated to be 1000 °C, assuming a surface emissivity of 0.8. It was later found that the true surface emissivity was 0.7. The actual temperature of the object is nearest to _____ °C.

Your answerChoose one option.

1043

958

1033

967

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An amplitude modulated voltage signal

drives a load of 1

. If the efficiency is 60% and the carrier power is 30 W, the value of L is _____ V.

Your answerChoose one option.

8.66

1.22

0.81

17.32

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Given

The complete contour of the equation

is described by the option(s) __.

Your answerSelect all correct options. You can choose more than one.

A line,

A circle with radius 1

An ellipse with length of major axis equal to 1

A line,

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Given a differential equation

with

. Which of the following statements is/are true?

Your answerSelect all correct options. You can choose more than one.

for all

, for some real constant

for all

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Which of the following functions represent(s) the output of the CMOS logic-gate shown in the circuit below?

Diagram for Instrumentation Engineering question 55

Your answerSelect all correct options. You can choose more than one.

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A 16-bit processor has 16-bit wide instructions and a few internal registers. Every 16-bit instruction is encoded in a fixed format with one operation code of 7 bits and up to three operands. The operand can be an internal register and each operand is encoded by 3 bits. All the internal registers can be specified in an instruction using three bits.

The correct statement(s) for this processor is/are _____.

Your answerSelect all correct options. You can choose more than one.

The processor has 16 internal registers.

The processor can support 128 unique operation codes (Opcodes).

The processor has up to 8 internal registers.

The processor can support 512 unique operation codes (Opcodes).

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Let

Then

_____ (rounded off to one decimal place)

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A single phase transformer has a rating of 10 kVA, 50 Hz, 1100 V/220 V. In an open circuit test with the high voltage side open, the following are obtained:

• Voltage applied to the low voltage winding = 220 V • Measured power = 363 W • Measured current = 2.75 A

Magnetizing reactance

referred to the high voltage winding is ______ Ω. (rounded off to the nearest integer)

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A linear time invariant (LTI) system has a transfer function

The system is placed in unity negative feedback configuration.

For a unit ramp reference, the steady state error is ______.

(rounded off to two decimal places)

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The system

has a gain margin of 20 dB. The value of K is _____. (rounded off to two decimal places)

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GATE IN topic:process-control PYQs

Question 51

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Question 60