Measurement and Instrumentation Instrument transformers are Both current and potential transformers Pottential transformers Power transformers Current transformers Both current and potential transformers Pottential transformers Power transformers Current transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The three resistors R1, R2 and R3 have the following ratings: R1 = 25Ω ± 4%, R2 = 65 Ω ± 4%; R3 =45 Ω ± 4%. If the resistance are connected in series, then limiting error produced in equivalent resistance is 1% 2% 4% 3% 1% 2% 4% 3% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the unit of plane angle? Steradian Radian Candela Degree Steradian Radian Candela Degree ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of Weston standard cell is of order of 1000 ohm. 1 ohm. 100 ohm. 10 ohm. 1000 ohm. 1 ohm. 100 ohm. 10 ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the two have same dimensions? None of these Force and stress Angular velocity and angular frequency Force and strain None of these Force and stress Angular velocity and angular frequency Force and strain 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 ohms 100 K ohms 99.99 K ohms 100 ohms 99.99 ohms 100 K ohms 99.99 K ohms 100 ohms ANSWER DOWNLOAD EXAMIANS APP