RECTIFIERS AND CONVERTERS QUIZ

Voltage drop at the anode

Voltage drop in arc

All of the listed here

Voltage drop at the cathode

cathode

anode

shell bottom

mercury pool

45°C

75°C

55°C

30°C

one armature and two fields

two armatures and one field

one armature and one field

none of the listed here

is directly proportional to load

is inversely proportional to load

is almost independent of load current

varies exponentially with the load current

A synchronous motor

An induction motor

A D.C. series motor

A D.C. shunt motor

All of the listed here

Electrolytic and electro-chemical processes

Battery charging work

Arc welding

500 A at 500 V

100 A at 100 V

400 A at 400 V

300 A at 300 V

accelerates

any of the listed here

none of the listed here

decelerates

Four

Two

Six

Three