To measure power, you need the Voltage, and Current. In the case of AC you need the number of phases, and the power factor.
Once you have these, you can find the proper formula.
Isis was an important representation of the pharoah's power.
Oil
It made machines safer to operate then before the invention of steam power
The war made the US an important power in Asia.
To have caesar removed from power
you can do a backflip.
Horsepower
You are measuring the concentration of the cation of hydrogen. Hence the name 'power of Hydrogen' -> pH
Of course its important to weigh people/ patients
in measuring an engines power
-- Joule per second-- Watt
Measuring ohms, or resistance, is typically done with the circuit switched off to avoid damaging the multimeter and to ensure accurate readings. When the circuit is energized, the presence of voltage can affect the resistance measurement and may lead to incorrect values. Therefore, it's essential to turn off power before measuring resistance to get reliable results.
Yes, it is absolutely necessary to turn off the power when measuring the resistance of a component. Measuring resistance with power applied can lead to inaccurate readings and potentially damage the multimeter or the component itself. Additionally, working on live circuits poses safety risks, including electric shock. Therefore, always ensure the circuit is de-energized before measuring resistance.
measuring devices are really important so that you can give accurate information regarding measurements.
distance, time, speed
It reduces confusion.
simply by measuring the coil voltage, coil current & power factor.