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Q: What are the precautions to be observed using ohmmeter?
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What is the main rule to be followed when using an ohmmeter?

The main rule to be followed when using an ohmmeter is to have the circuit under test de energized from the power source.


Should the ohmmeter be connected to the circuit while the power is being applied or only when the circuit is turned off?

Turn off the supply before using the ohmmeter,it will damaged your ohmmeter when supply is present.


How the resistance is measure?

Using an ohmmeter, Wheatstone bridge, etc.


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Are JumpSmart trampolines safe?

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What precuation must be taken when using an ohmmeter?

Be certain the circuit is de-energized and discharged before connecting an ohmmeter.Do not apply power to a circuit while measuring resistance.When you are finished using an ohmmeter, switch it to the OFF position if one is provided and remove the leads from the meter.Always adjust the ohmmeter for 0 (or ∞ in shunt ohmmeter) after you change ranges before making the resistance measurement.


What safety precautions must be observed in chemical experiment?

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What are two familiar mistakes when using an ohmmeter and a voltmeter?

Voltmeter connect in parallel with the circuit setting on voltmeter highest range first then to lower range. Ohmmeter we need to use the ohmmeter meter setting connect across the resistor


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