Related Questions

H.R.C. fuse, as compared to a rewirable fuse, has
A no ageing effect
B high speed of operation
C high rupturing capacity
D all of the above
Which of the following low melting alloy containing bismuth and lead is used for electric fuse ?
A Wood's metal
B Babbit metal
C Monel metal
D Duralumin
The fuse in our domestic electric circuit melts when there is a high rise in
A Inductance
B Current
C Resistance
D Capacitance
Electric fuse is an alloy of
A Tin and lead
B Zinc and lead
C Copper and iron
D Carbon and tin
If a transistor operates at the middle of the load line, an increase in the current gain will move the Q point
A down
B up
C nowhere
D off the load line
E None of the above
By which of the following methods major portion of the heat generated in a H.R.C. fuse is dissipated ?
A Radiation
B Convection
C Conduction
D All of the above
Two streams of liquid metal which are not hot enough to fuse properly result into a casting defect known as
A Cold shut
B Swell
C Sand wash
D Scab
Fuse wire is made of an alloy of
A Tin and Lead
B Tin and Copper
C Lead and Copper
D Copper and Silver
The rating of a fuse wire is always expressed in
A Ampere-hours
B Ampere-volts
C kWh
D Amperes
The fuse large includes
A Passengers chamber
B Pilot's cabin
C Tail of aircraft
D All the above

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