Measurement and Instrumentation Which of the following meter is most suitable for measuring radio frequency currents? VTVM. Moving - coil meter. Moving - iron meter. Thermocouple meter. VTVM. Moving - coil meter. Moving - iron meter. Thermocouple meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In which of the transformer is the secondary nearly short circuited under normal operating condition? CT. PT. Power transformer. Distribution transformer. CT. PT. Power transformer. Distribution transformer. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To the y input of a CRO a signal defined by 10sin100t is applied. To the x input the signal 10cos100t is fed. The gain for both x-channel and y-channel is the same. The screen shows an ellipse. a circle. sinisoidal. a straight line. an ellipse. a circle. sinisoidal. a straight line. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The form factor in AC is the ratio of Peak value to rms value Rms value to peak value Rms value to average value Peak value to average value Peak value to rms value Rms value to peak value Rms value to average value Peak value to average value 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? Period measurment modes only. Frequency measurment modes only. Frequency and period measurment modes, respectively. Period and frequency measurement modes respectively. Period measurment modes only. Frequency measurment modes only. Frequency and period measurment modes, respectively. Period and frequency measurement modes respectively. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the standard unit for length ? Inch Centimeter Meter Kilometer Inch Centimeter Meter Kilometer ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS