Question

Can some one answer my these questions:
1. A device used to break or complete the circuit is : a) resistor b) switch c) battery d) fuse
2.When electric current is passed through a material with high resistance : a) heat is generated
b) sound is generated c) the circuit breaks d) the bulb stops glowing​

Answer 1

1-d fuse

1a heat is generated

Answer 2

1. switch

2. heat is generated