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ESE 2021 ME Technical Quiz || Sensors and actuators

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Question 1

The temperature coefficient of resistance for a thermistor is __________.

Question 2

In a strain gauge, a high value of gauge factor indicates ___________.

Question 3

Which of the following sensor uses piezoelectric polyvinylidene fluoride (PVDF) for its manufacturing __________.

Question 4

Which of the following type of Cams is used for the engine valve control _________.

Question 5

Consider the following statements:

1) The tacho generator is used to measure angular velocity.

2) The tach generator can also be used for the position control system.

3) In DC tachometer, the polarity of the induces voltages indicates the direction of rotation of the shaft.

Which of the following statements is/are correct ________?

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Jul 9ESE & GATE ME