In the above circuit, The fuse wire melts when

In the above circuit, The fuse wire melts when
  • A.
    K is Opened
  • B.
    K is closed
  • C.
    the 14 ohm resistor is doubled with k closed
  • D.
    the 6 ohm resistor is doubled with k closed
Correct Answer: Option B
Explanation
You May Also Like