Question

2.1. Fill in the blanks:
1. The purpose of a rheostat is:
a) Increase the magnitude of current only
b) Decrease the magnitude of current only
Increase or decrease the magnitude of current
(d) None of these
What is the maximum resistance which can ho​

Answer 1

Explanation:

the purpose of rheostat is to increase or decrease the magnitude of current .

Answer 2

Answer:

none of these

Explanation:

rheostat is used to change the resistance.