GATE IN topic:process-control PYQs & Answers — Page 20

Questions 191–200 of 650. Imported answers require independent review unless marked reviewed.

Topic practice 650 questionsPage 20 of 65

A 50 kVA transformer has an efficiency of 95% at full load and unity power factor. Assume the core losses are negligible. The efficiency of the transformer at 75% of the full load and 0.8 power factor is ________ % (rounded off to one decimal place).

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A three-phase squirrel-cage induction motor has a starting torque of 100% of the full load torque and a maximum torque of 300% of the full load torque. Neglecting the stator impedance, the slip at the maximum torque is ________% (rounded off to two decimal places).

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Two magnetically coupled coils, when connected in series-aiding configuration, have a total inductance of 500 mH. When connected in series-opposing configuration, the coils have a total inductance of 300 mH. If the self-inductance of both the coils are equal, then the coupling coefficient is ________ (rounded off to two decimal places).

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The solution of an ordinary differential equation

Given

and

, the value of

is ________ (rounded off to nearest integer).

Note:

and

are constants.

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A random variable X has a probability density function

The probability of X > 2 is _________ (rounded off to three decimal places).

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The village was nestled in a green spot, ______ the ocean and the hills.

Your answerChoose one option.

through

between

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Disagree : Protest :: Agree : ______ (By word meaning)

Your answerChoose one option.

Refuse

Pretext

Recommend

Refute

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A ‘frabjous’ number is defined as a 3 digit number with all digits odd, and no two adjacent digits being the same. For example, 137 is a frabjous number, while 133 is not. How many such frabjous numbers exist?

Your answerChoose one option.

125

720

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Which one among the following statements must be TRUE about the mean and the median of the scores of all candidates appearing for GATE 2023?

Your answerChoose one option.

The median is at least as large as the mean.

The mean is at least as large as the median.

At most half the candidates have a score that is larger than the median.

At most half the candidates have a score that is larger than the mean.

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In the given diagram, ovals are marked at different heights (h) of a hill. Which one of the following options P, Q, R, and S depicts the top view of the hill?

Diagram for Instrumentation Engineering question 5

Your answerChoose one option.

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GATE IN topic:process-control PYQs

Question 61

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Question 65

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