Rajkamal Sir (Engineers Platform) 📚📚

5. In a current measurement exercise the standard deviation is 4 mA. Calculate probable error. [SSC JE EE 2020]

4. The difference between the measured value and the true value of a measurand is called. [SSC JE EE 2020]

3. What is the smallest change in the input signal that can be detected by an instrument called? [SSC JE EE 2021]

2. Which of the following is a type of recording instrument? [SSC JE EE 2018]

1. If a zero-centred voltmeter has a scale from - 5V to +5V, then the span of it is. [SSC JE EE 2021]

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]