engineering recuitment UPCL AE (E&M) 2021 Mock Test Network Theory Network Elements Circuit Elements
Two materials A and B have resistance temperature coefficients 0.004 and 0.0004 per °C respectively at a given temperature. In what proportion should A and B be joined in series to produce a circuit having a temperature coefficient of 0.001.
1
1 ∶ 5
2
1 ∶ 2
3
1 ∶ 4
4
1 ∶ 3