Measurement and Instrumentation A dynamometer wattmeter can be used for AC only Both DC and AC Any of the listed here DC only AC only Both DC and AC Any of the listed here DC only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a wheatstone bridge, a change of 6 Ω in the unknown arm of bridge is required to produce a change in deflection of 2.4 mm of the galvanometer. The sensitivity is 5.0 mm/Ω 0.8 mm/Ω 2.5 mm/Ω 0.4 mm/Ω 5.0 mm/Ω 0.8 mm/Ω 2.5 mm/Ω 0.4 mm/Ω ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The measurment of very low and very high frequencies is invariably done using a frequency counter in which one of the following? Frequency and period measurment modes, respectively. Frequency measurment modes only. Period and frequency measurement modes respectively. Period measurment modes only. Frequency and period measurment modes, respectively. Frequency measurment modes only. Period and frequency measurement modes respectively. Period measurment modes only. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Induction wattmeter can measure Both AC and DC None of the listed here Ac power only Dc power only Both AC and DC None of the listed here Ac power only Dc power only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The effect of stray magnetic fields on the actuating torque of a portable instrument is maximum when the operating field of the instrument and stray fields are inclined at 30o. parallel. perpendicular. inclined at 60o. inclined at 30o. parallel. perpendicular. inclined at 60o. ANSWER DOWNLOAD EXAMIANS APP
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) ? 2.4µF 3.9µF 0.9µF 1.5µF 2.4µF 3.9µF 0.9µF 1.5µF ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS