Measurement and Instrumentation To measure the flux, devices used are based on Photo-voltaic effect Voltaic effect Hall effect Piezo-electric effect Photo-voltaic effect Voltaic effect Hall effect Piezo-electric effect ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation _______ instruments are those which measure the total quantity of the electricity delivered in a particular time. Recording Absolute Indicating Integrating Recording Absolute Indicating Integrating ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The quantity 1/√(∈0 × μ0) in SI units has the speed of light. both ‘a’ and ‘b’. dimension LT-1. none of these. speed of light. both ‘a’ and ‘b’. dimension LT-1. none of these. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A null type instrument as compared to a deflected type instrument has a higher accuracy. All of these a lower sensitivity. a faster response. a higher accuracy. All of these a lower sensitivity. a faster response. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For power measurement of three phase circuit by two wattmeter method, when the value of power factor is less than 0.5 lagging Both give the same readings Pressure coil of the wattmeter will become ineffective. One of the wattmeters will read zero One of the wattmeter connections will have to be reversed Both give the same readings Pressure coil of the wattmeter will become ineffective. One of the wattmeters will read zero One of the wattmeter connections will have to be reversed ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Direct method is used to measure Temperature Voltage Pressure Length Temperature Voltage Pressure Length ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS