Measurement and Instrumentation Magnetic deflection is inversely proportional to Voltage. (Voltage)1.5. (Voltage)2. (Voltage)-0.5. Voltage. (Voltage)1.5. (Voltage)2. (Voltage)-0.5. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If the instrument is to have a wide range, the instrument should have Exponential scale Square-law scale Logarithmic scale Linear scale Exponential scale Square-law scale Logarithmic scale Linear scale ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A transducer measures a range of 0 – 200 N force with a resolution of 0.15 percent of full scale. What is the smallest change which can be measured by this transducer ? 0.3 N 3.33 N 0.15 N 6.66 N 0.3 N 3.33 N 0.15 N 6.66 N 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 Pressure coil of the wattmeter will become ineffective. Both give the same readings One of the wattmeters will read zero One of the wattmeter connections will have to be reversed Pressure coil of the wattmeter will become ineffective. Both give the same readings One of the wattmeters will read zero One of the wattmeter connections will have to be reversed ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation PMMC type instruments normally use Air friction damping Eddy current damping None of these Fluid friction damping Air friction damping Eddy current damping None of these Fluid friction damping ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a megger controlling torque is provided by Gravity Spring Coil Eddy current Gravity Spring Coil Eddy current ANSWER DOWNLOAD EXAMIANS APP