Font size
WorksheetsFuses quiz
Total questions: 11
Worksheet time: 8mins
A fuse is an electrical safety device that operates to provide ___________ protection of an electric circuit.
overcurrent
undercurrent
devices
mechanical
There are ______________ of different fuse designs which have specific current and voltage ratings, breaking capacity, and response times, depending on the application.
millions
hundreds
thousands
_________ can prevent short circuiting, overloading, mismatched loads, or device failure which are the prime or some of the reasons for fuse operation.
Machines
Fuses
Wires
Switches
What is a sacrificial device ?
a device that can only be used once
a device that breaks fast
Fuses are made of that melts when too much current flows through it, thereby stopping or interrupting the current.
liquids
metals
wires
Which of these are real fuses ?
DC Fuses
AC Fuses
D - type cartridge fuses
Is an fuse or MCB better ?
Fuse
MCB
Do MCBs switch off automatically ?
yes
no
Do MCBs switch on automatically ?
yes
no
The time and current operating characteristics of (a) are chosen to provide adequate protection without needless interruption.
Did you like our quiz ?
yes
no
little
