Fuse Multiple Choice Questions and Answers


1.  The primary function of a fuse is to


   A. Open the circuit

   B. Protect the appliance

   C. Protect the line

   D. Prevent excessive currents from flow through the circuit


✔ View Answer


D. Prevent excessive currents from flow through the circuit

✍ Your Comments

Your name:

Your Email:

Your Comments:



Fuse Advantages and Disadevantages of Fuse

2.  The fuse rating is expressed in terms of


   A. Current

   B. Voltage

   C. VAR

   D. KVA


✔ View Answer


A. Current

✍ Your Comments

Your name:

Your Email:

Your Comments:



3.  if use is never inserted in


   A. Neutral wire

   B. Negative of DC circuit

   C. Positive of DC circuit

   D. Phase line


✔ View Answer


A. Neutral wire

✍ Your Comments

Your name:

Your Email:

Your Comments:



4.  Fuses have got advantages of


   A. Cheapest type of protection

   B. Inverse time current characteristic

   C. No Maintenance

   D. Current limiting effect under short-circuit conditions

   E. All of the above


✔ View Answer


E. All of the above

✍ Your Comments

Your name:

Your Email:

Your Comments:



5.  Protection by fuses is generally not used beyond


   A. 20 A

   B. 50 A

   C. 100 A

   D. 200 A


✔ View Answer


C. 100 A

✍ Your Comments

Your name:

Your Email:

Your Comments:




1 2 3 4 5 6 Next>





Enter Your Suggestion/Comments Here










Can't read the image? Click here to refresh