112) Which is the main precaution to be taken before any measurement by using tong tester ?

Set the tester in correct range

Make looping the conductor more than once through the core

Make sure the induction is at zero on the scale

Read the indicator position on the scale

Answer is:

Make sure the induction is at zero on the scale

Suitability for the type of load (inductive/capacitive/resistive)

PF range of meter (lagging/leading/unity)

Voltage and current range of meter suitable to load

Current and PF range of meter matching to load

Answer is:

Answer is:

Digital storage oscilloscope

Dual storage oscilloscope

Digital storage oscillator

Dual storage oscillator

Answer is:

Data acquisition

Data display

Storage

Filter

Answer is: