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 ± 1) A (400 ± 2.24) A (400 ± 3) A (400 ±5) A (400 ± 1) A (400 ± 2.24) A (400 ± 3) A (400 ±5) A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The errors mainly caused by human mistakes are instrumental error. gross error. systematic error. observational error. instrumental error. gross error. systematic error. observational error. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation How many time-base circuits does a dual face CRO can have? 4. 2. 3. 1. 4. 2. 3. 1. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The effect of load resistance is important in measurement of both A and B. resistance of shunt. resistance of ammeter. resistance of shunt winding. both A and B. resistance of shunt. resistance of ammeter. resistance of shunt winding. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following instruments can be used to measure AC current only? Moving iron ammeter Permanent Magnet Type ammeter Induction type ammeter Moving iron voltmeter Moving iron ammeter Permanent Magnet Type ammeter Induction type ammeter Moving iron voltmeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Electrostatic instruments are normally used for High voltage measurements Low voltage measurements High current measurements Low current measurements High voltage measurements Low voltage measurements High current measurements Low current measurements ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS