A ___ meter is used as a null detector in a Wheatstone bridge.

A ___ meter is used as a null detector in a Wheatstone bridge.

وہیٹ اسٹون پل میں ایک ___ میٹر کو نل ڈیٹیکٹر کے طور پر استعمال کیا جاتا ہے۔
Explanation

A galvanometer is used as a null detector in a Wheatstone bridge.

It detects the zero current condition, indicating that the bridge is balanced.