electrical level 2 revision quiz

Who is the person that funds a building project?

• client

• main contractor

• sub-contactor

• architect

A scale drawing showing the position of equipment using graphical symbols is a ?

• block diagram

• layout diagram

• wiring diagram

• circuit diagram

what colour is the symbol on a mandatory sign?

• red

• white

• blue

• green

which of the following is not a statutory document?

• EAWR 1989

• HASAWA 1974

• BS7671

• CDM1994

What is the angle for erecting a ladder?

• 60 degrees

• 75 degrees

• 72 degrees

• 45 degrees

Atoms consist of several smaller particles. which one of these particles possesses a negative charge?

• neutron

• electron

• ion

• proton

in a capacitive circuit :

• current is lagging the voltage by 90 degrees

• current leads the voltage by 90 degrees

• current is in phase with the voltage

• there is a lagging power factor

A transformer having a turns ratio of 3:5 is connected to a 230V supply. The output voltage will be:

• 138V

• 383V

• 460V

• 60V

what type of currents must be avoided when installing cable in trunking?

• Fault currents

• eddy currents

• magnetic currents

• flux currents

Which of the following is NOT a conductive material?

• carbon

• copper

• XLPE

• aluminium