megaohms
Huge resistance units
Megaohms is a unit of electrical resistance equal to one million ohms.
The term appears in electronics when measuring very high resistance values: The multimeter showed 2.5 megaohms across the circuit.
Abbreviated MΩ.
Substance resisting energy flow
- transformerVoltage-altering electrical device
- capacitorCharge-storing circuit element
- cableHeavy-duty woven line
- wiringInstalled electrical conductors
high-voltage · electrostatic · grounding · shielding · safety
AC circuit opposition
- resistorCurrent-limiting circuit element
- insulationThermal transfer prevention
- dielectricPolarizable electrical non-conductor
- isolationComplete separation from others
leakage · breakdown · conductivity · semiconductor · thermistor · varistor · potentiometer · load
Instrument measuring electrical resistance
- multimeterCombined electrical measuring device
- testingExamining to evaluate
- calibrationAdjusting for measurement accuracy
- precisionAccuracy of measurement
tolerance · readout · meter · probe · continuity · range · scale · digital
insulator
Substance resisting energy flow
- transformerVoltage-altering electrical device
- capacitorCharge-storing circuit element
- cableHeavy-duty woven line
wiring · high-voltage · electrostatic · grounding · shielding · safety
impedance
AC circuit opposition
- resistorCurrent-limiting circuit element
- insulationThermal transfer prevention
- dielectricPolarizable electrical non-conductor
isolation · leakage · breakdown · conductivity · semiconductor · thermistor · varistor · potentiometer · load · shunt
ohmmeter
Instrument measuring electrical resistance
- multimeterCombined electrical measuring device
- testingExamining to evaluate
- calibrationAdjusting for measurement accuracy
precision · tolerance · readout · meter · probe · continuity · range · scale · digital · analog