Measurement and Instrumentation An oscilloscope indicates Average value DC value of voltage Peak to peak value of voltage RMS value Average value DC value of voltage Peak to peak value of voltage RMS value ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The absolute measurement of resistance is done by Bridge Method Rayleigh method Ohm’s law method Lorenz method Bridge Method Rayleigh method Ohm’s law method Lorenz method ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation How many time-base circuits does a dual face CRO can have? 1. 2. 4. 3. 1. 2. 4. 3. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The smallest change in measured variable to which instrument will respond is accuracy. resolution. sensitivity. precision. accuracy. resolution. sensitivity. precision. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. This is to have full deflection when 100V is measured. What is the value of series resistor to be used? 99.99 K ohms 99.99 ohms 100 ohms 100 K ohms 99.99 K ohms 99.99 ohms 100 ohms 100 K ohms 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 ± 2.24) A (400 ±5) A (400 ± 3) A (400 ± 1) A (400 ± 2.24) A (400 ±5) A (400 ± 3) A (400 ± 1) A ANSWER DOWNLOAD EXAMIANS APP