Measurement and Instrumentation The absolute measurement of resistance is done by Rayleigh method Lorenz method Bridge Method Ohm’s law method Rayleigh method Lorenz method Bridge Method Ohm’s law method ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An electric pyrometer is an instrument used to measure Phase None of the listed here High temperatures Frequency Phase None of the listed here High temperatures Frequency ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Electrostatic instruments are normally used for Low voltage measurements Low current measurements High current measurements High voltage measurements Low voltage measurements Low current measurements High current measurements High voltage measurements ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation ______ movement is most expensive. Moving iron None of the listed here D'Arsonval movement Dynamometer Moving iron None of the listed here D'Arsonval movement Dynamometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A resistance of 105 ohms is specified using significant figures as indicated below : 1. 105 ohms 2. 105.0 ohms 3. 0.000105 mega ohms Among these, 1 represents greater precision than 2 and 3. 1, 2 and 3 represent same precision. 2 represents greater precision but 1 and 3 represent same precision. 2 and 3 represent greater precision than 1. 1 represents greater precision than 2 and 3. 1, 2 and 3 represent same precision. 2 represents greater precision but 1 and 3 represent same precision. 2 and 3 represent greater precision than 1. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation It is found that 10A current passes through a resistor of 10°hms. The resistor has 5% tolerance . The error in measurement of current can be as high as 5%. What is max error in measurement of power, calculated from measured value of I and the nominal value of resistor? 200W 100W 50W 150W 200W 100W 50W 150W ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS