Rajkamal Sir (Engineers Platform) 📚📚

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

3. Which of the following types of instruments is used to measure voltage only? [SSC JE EE 2020]

2. A moving-coil ammeter has spring giving a control constant of 0.2 x 10-⁶ Nm/degree. If the deflecting torque on the instrument 24 × 10-⁶ Nm, find the angular deflection of the pointer. [SSC JE EE 2020]

1. An MC instrument with internal equivalent resistance of 10 2, takes 40 mA to produce full-scale deflection. How do you convert that instrument to measure the current from 0 A to 2 A? [SSC JE EE 2020]

5. An analog meter never has …………………..[SSC JE EE 2021]

4. Which of the following meters is the most accurate instrument for measuring AC signals with frequencies lower than 200 Hz? [SSC JE EE 2021]

3. Electrical instruments which directly indicate the value of the electrical quantity at the time when it is being measured are called: [SSC JE EE 2020]

2. The principle of operation of hot-wire instruments is: [SSC JE EE 2020]

In order to increase the range of measuring voltage………….. is connected in……… with voltmeter.[SSC JE EE 2020]