Quiz8

For increasing the voltage ___________ is used.

• Step up transformer

• Step down transformer

• Current transformer

Transformer is always connected to ___________ supply.

• A.C.

• D.C.

Transformer transforms _________ from primary to secondary.

• Only Current

• Only Voltage

• Both Voltage and Current

If a transformer reduces voltage, it is called a....................... transformer.

• step left

• step right

• step up

• step down

The core of a transformer is made up of:

• iron

• steel

• copper

Electrical symbol of a TRANSFORMER

• 
• 
• 

The function of a transformer is to ...

• raise and lower the apparent power levels

• transfer DC voltage from the primary winding to the secondary winding

• increase or decrease A.C voltage or A.C current levels

• transform mechanical energy into electrical energy

Who is this transformer?

• Optimus prime

• Megatron

• Bumble Bee

• Cogman