Rajkamal Sir (Engineers Platform) 📚📚

4. Swamping resistances is used to compensate error due to [SSC JE EE 2010]

3. An ammeter is obtained by shunting a 30 Ω galvanometer with 30 Ω resistance. What additional shunt should be connected across it to double the range? [SSC JE EE 2010]

2. Moving iron instruments are scaled at…………. [SSC JE EE 2022]

1. Which of the following is a moving iron instrument's benefit? [SSC JE EE 2022]

5. The damping is D Arsonval galvanometer is obtained by [SSC JE EE 2010]

4. If 8 represents deflection of pointer, the controlling torque in a spring controlled indicating instrument is proportional to [SSC JE EE 2010]

3. The range of a DC milliammeter can be extended by using a ,………… [SSC JE EE 2010]

2. Two meters X and Y required 40mA and 50mA respectively for fully scale deflection. Then

1. Which one of the following types of instruments does suffer from error due to magnetic hysteresis?