Electrician Practice Tests

In a Panel board two neutral conductors must not terminate on the same terminal.

When a panel board placed in a wet location there must be ……………. inch air space between it and mounting surface?

The over current protection must be placed on  ……….. side of transformer, if a panel board is supplied by the transformer?

The rating of over current protective device should …………. of the panel board rating in which it is located.

A panel board or switch board connected to 3 phase [A,B,C] 4 wire delta connected system must have high-leg conductor terminal to the ……………… phase of the switch board.