Measurement and Instrumentation Relative error is same as ratio of absolute error and true value. true error. None of these absolute error. ratio of absolute error and true value. true error. None of these absolute error. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The coil of a moving iron instrument has a resistance of 500 ohm and inductance of 1 H. It reads 250 V when a 250 V DC is applied. It series resistance is 2000 ohms its reading when fed by 250 V, 50 Hz AC will be 248 V. 252 V. 260 V. 250 V. 248 V. 252 V. 260 V. 250 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In which of the transformer is the secondary nearly short circuited under normal operating condition? Distribution transformer. Power transformer. CT. PT. Distribution transformer. Power transformer. CT. PT. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To the y input of a CRO a signal defined by 10sin100t is applied. To the x input the signal 10cos100t is fed. The gain for both x-channel and y-channel is the same. The screen shows sinisoidal. an ellipse. a circle. a straight line. sinisoidal. an ellipse. a circle. a straight line. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following meter is most suitable for measuring radio frequency currents? Moving - iron meter. Moving - coil meter. VTVM. Thermocouple meter. Moving - iron meter. Moving - coil meter. VTVM. Thermocouple meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which one of the following meters has maximum loading effect on the circuit under measurement ? 100 Ω/volt 1 MΩ/volt 10 MΩ/volt 1000 Ω/volt 100 Ω/volt 1 MΩ/volt 10 MΩ/volt 1000 Ω/volt ANSWER DOWNLOAD EXAMIANS APP
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