Measurement and Instrumentation The internal resistance of Weston standard cell is of order of 100 ohm. 1000 ohm. 10 ohm. 1 ohm. 100 ohm. 1000 ohm. 10 ohm. 1 ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Induction wattmeter can measure Dc power only Ac power only None of the listed here Both AC and DC Dc power only Ac power only None of the listed here Both AC and DC ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A sinusoidal signal waveform, when observed on an oscilloscope, has a peak to peak amplitude of 6 cm. If the vertical sensitivity setting is 5 v/cm, then rms value of the voltage will be 10.6 V. 11.1 V. 15 V. 12.6 V. 10.6 V. 11.1 V. 15 V. 12.6 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Commonly used instruments in power system measurement are Electrostatic Induction Rectifier Moving coil or iron Electrostatic Induction Rectifier Moving coil or iron ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In measurement system, the function of the signal manipulating elements is to to perform linear operation like addition and multiplication. change the quantity under measurement to an analogues signal. change the magnitude of the input signal while retaining its identity. to perform non liner operation like clipping filtering, chopping and clamping. to perform linear operation like addition and multiplication. change the quantity under measurement to an analogues signal. change the magnitude of the input signal while retaining its identity. to perform non liner operation like clipping filtering, chopping and clamping. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following quantities consists of S.I. unit as Hertz? Power Frequency Force Charge Power Frequency Force Charge ANSWER DOWNLOAD EXAMIANS APP