How to find out if the car's tachometer is accurate?

1 Answer

Answer :

Measure ten kilometers on the road by subway and then measure it with a tachometer.

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Last Answer : Best GPS - it detects the speed of movement very accurately.

Description : What is the purpose of a hand held tachometer?

Last Answer : A tachometer measures RPMs, and a hand held tachometer is used to measure the speed of smaller things, like engine parts. A hand held tachometer is usually used to measure the RPMs in a car engine, but tachometers have also been used to measure the rate of blood flow in the body.

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Last Answer : Answer: B

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Description : An electric tachometer receives the engine speed signal from a _______________. A. small generator mounted on the engine B. bimetallic sensing device C. stroboscopic sensing device D. vibrating reed meter generating a voltage proportionate to engine speed

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Last Answer : A generator producing voltage proportional to speed.

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Last Answer : Ans: D This is a special purpose machine whose stator coil can be energized by electronically switched current.

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Last Answer : It is a device used to measure the speed of a rotating shaft. It usually gives speed in RPM.

Description : what is tachometer?

Last Answer : It is also known ad tachogenerator,it is used to measure angular speed in rpm