Measurement and Instrumentation To measure high frequency currents, we mostly use ______ ammeter. Hot wire Moving iron Thermocouple Dynamometer Hot wire Moving iron Thermocouple Dynamometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation _______ instruments are those which measure the total quantity of the electricity delivered in a particular time. Recording Indicating Absolute Integrating Recording Indicating Absolute Integrating ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a portable instrument , the controlling torque is provided by All of the listed here Gravity Eddy currents Spring All of the listed here Gravity Eddy currents Spring ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Purely mechanical instrument cannot be used for dynamic measurements because they have large time constant. higher response time. All of these high inertia. large time constant. higher response time. All of these high inertia. 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? 100 K ohms 100 ohms 99.99 ohms 99.99 K ohms 100 K ohms 100 ohms 99.99 ohms 99.99 K ohms ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Standardization of potentiometer is done in order that, they become accurate and direct reading. precise. accurate. accurate and precise. accurate and direct reading. precise. accurate. accurate and precise. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS