Measurement and Instrumentation The dynamometer principle can be used for voltmeter only. wattmeter only. ammeter, voltmeter and wattmeter. ammeter only. voltmeter only. wattmeter only. ammeter, voltmeter and wattmeter. ammeter only. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An oscilloscope indicates RMS value DC value of voltage Peak to peak value of voltage Average value RMS value DC value of voltage Peak to peak value of voltage Average value ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The total current I = I1 + I2 in a circuit is measured I1 = 150 ± 3A , I2 = 250 ± 4 A, where the limits of error are given as standard deviations. I is measured as (400 ± 3) A (400 ±5) A (400 ± 2.24) A (400 ± 1) A (400 ± 3) A (400 ±5) A (400 ± 2.24) A (400 ± 1) A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the quantity consists of unit as newton-second? velocity Impulse Speed Acceleration velocity Impulse Speed Acceleration ANSWER DOWNLOAD EXAMIANS APP
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 The coil of a moving iron instrument has a resistance of 500 ohm and inductance of 1 H. It reads 250 V when a 250 V DC is applied. It series resistance is 2000 ohms its reading when fed by 250 V, 50 Hz AC will be 252 V. 248 V. 250 V. 260 V. 252 V. 248 V. 250 V. 260 V. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS