Measurement and Instrumentation Two capacitance, C1 = 150 ± 2.4µF and C2 = 120 ± 1.5 µF are connected in parallel. What is the limiting error of the resultant capacitance C (in µF) ? 1.5µF 2.4µF 3.9µF 0.9µF 1.5µF 2.4µF 3.9µF 0.9µF ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The quantity 1/√(∈0 × μ0) in SI units has the speed of light. dimension LT-1. both ‘a’ and ‘b’. none of these. speed of light. dimension LT-1. both ‘a’ and ‘b’. none of these. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a CRO which of following is not a part of electron gun? Accelerating anode X-Y plates Cathode Grid Accelerating anode X-Y plates Cathode Grid ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance of a circuit is measured from the relation R= P/I2, where P is the power fed into the circuit and I is the current flowing through it. If the limiting errors in the measurement of power and current are respectively ± 1.0% and ± 1.0%, then what will be the limiting error in measurement of resistance ? ± 3.0% ±0.5% ±3.5% ± 1.5% ± 3.0% ±0.5% ±3.5% ± 1.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The thermocouple instruments do not have Absence of frequency error High sensitivity Independence of ambient temperature High degree of measuring accuracy Absence of frequency error High sensitivity Independence of ambient temperature High degree of measuring accuracy ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A potentiometer may be used for Calibration of ammeter Measurrment of resistance Measurement of current All of the listed here Calibration of ammeter Measurrment of resistance Measurement of current All of the listed here ANSWER DOWNLOAD EXAMIANS APP