Q. What is the relative error percentage of an observation taken by an infrared sensor which predicts the distance of an object to be 3.32 cm but the actual value is 3.1 cm?

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Q. Which error is also termed as measurement error?

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Q. In retardation type measuring lag the instrument responds after an unspecified dead time lag.

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Q. Active transducers do not require power source for operation.

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Q. Which among the following transducer is an example of active transducer?

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Q. Which among the following transducer is an example of passive transducer?

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Q. Fidelity is a static characteristic.

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Q. Measuring lag is a dynamic characteristic.

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Q. In time delay type measuring lag the instrument responds immediately as soon as the input is altered.

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Q. Which instrument can be used to measure time without any errors?

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Q. Which method can reduce dynamic error?

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Q. Which among the following is not a dynamic characteristic?

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Q. Which among the following is not a dynamic characteristic?

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Q. Which method can reduce dynamic error?

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Q. Which among the following transducer is an example of passive transducer?

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Q. An Eddy current type displacement sensor can detect which types of objects?

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Q. Which displacement sensor has the slowest response time among Optical type, Eddy current type, Ultrasonic type and Laser focus type?

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Q. Which displacement sensor has the lowest accuracy to measure displacement among Optical type, Eddy current type, Ultrasonic type, Laser focus type?

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Q. What is the International System of length used to measure displacement?

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Q. Displacement sensors can also be used to measure an object’s thickness, height and width.

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