1. Protractor 2. Angelizer 3. Angel Finder Can find these on amazon or the like.
The measure of A is 60.
120
55°
measure
Exactly what measuring device? There are hundreds of "measuring devices" to measure different things.
what general-purpose tool can measure characteristics of electricity in a variety of devices
measuring devices different according to the parameter you want to measure. weight is measure using weighing balance temperature is measure using a thermometer, or thermistor. length is measured using ruler. and so on
The capacity of storage devices is measured in megabytes, gigabytes, terabytes, etc.
Liquid filled thermometers are not digital devices. They rely on the expansion and contraction of a liquid to measure temperature, whereas digital devices use electronic sensors to measure and display temperature readings.
they are devices used to measure the temperature, applying the temperature to RTD element. they are sensory devices.
Aura (or halo) is an optical atmospheric phenomenon.Aura (halo) hasn't a special unit of measure.
They help you to measure things.
fuse
portable tachometer is used to measure the RPM of rotating devices such as fans and gears. It can also be used to measure the linear surface speed of moving devices such as conveyors and treadmills.
"Stuff" is a very imprecise term; please clarify what sort of "stuff" you want to measure.
Many devices can measure magnetic flux: Hall effect sensors, fluxgates, magnetoresistive devices, etc.