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 Which one of the following meters has maximum loading effect on the circuit under measurement ? 1 MΩ/volt 100 Ω/volt 10 MΩ/volt 1000 Ω/volt 1 MΩ/volt 100 Ω/volt 10 MΩ/volt 1000 Ω/volt ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If two 300V full scale voltmeters V1 and V2 having sensitivities of 100 kOhm/V and 150 kOhm/V are connected in series to measure 500V then V1 = 300V and V2 = 200V. V1 = 250V and V2 = 250V. V1 = 0V and V2 = 0V. V1 = 200V and V2 = 300V. V1 = 300V and V2 = 200V. V1 = 250V and V2 = 250V. V1 = 0V and V2 = 0V. V1 = 200V and V2 = 300V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving coil of a meter has 100 turns, and a length and depth of 10 mm and 20 mm respectively. It is postioned in a uniform radial flux density of 200 mT. The coil carries a current of 50 mA. The torque on the coil is 2 Nm. 200 Nm. 1 Nm. 100 Nm. 2 Nm. 200 Nm. 1 Nm. 100 Nm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following devices may be used for extending the range of instruments? Current transformers All of the listed here Potential transformers Shunt Current transformers All of the listed here Potential transformers Shunt ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a CRO which of following is not a part of electron gun? Grid Accelerating anode Cathode X-Y plates Grid Accelerating anode Cathode X-Y plates ANSWER DOWNLOAD EXAMIANS APP
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