Download Aptitude Crack
img not found img not found

Voltage and Current - Technical MCQs

Q1:

Switches are either on or off, but can have multiple poles.

A True

B False

ANS:A - True

Different types of switches:

SPST - SINGLE POLE SINGLE THROW
SPDT - Single pole, double throw
SPCO - Single pole changeover or Single pole, centre off or
SPTT - Single Pole, Triple Throw
DPST - Double pole, single throw
DPDT - Double pole, double throw
DPCO - Double pole changeover or Double pole, centre off