state gov TSPSC Hostel Welfare Officer (హాస్టల్ వెల్ఫేర్ ఆఫీసర్) Mock Test 2023 General Science Physics Current Electricity
Consider the following statements with reference to the electric fuse:
a) It is a current interrupting device that protects the electrical circuit.
b) The principle behind the operation of the fuse is the heating effect of the electrical current.
c) It is connected in parallel with the electric component.
Which of the statements given above is/are correct?
1
a and b only
2
b and c only
3
a and c only
4
a, b, and c