Measurement and Instrumentation What is the approximate input impedance of a CRO? 10 MΩ 0 1 MΩ 100 MΩ 10 MΩ 0 1 MΩ 100 MΩ ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The three resistors R1, R2 and R3 have the following ratings: R1 = 25Ω ± 4%, R2 = 65 Ω ± 4%; R3 =45 Ω ± 4%. If the resistance are connected in series, then limiting error produced in equivalent resistance is 1% 4% 2% 3% 1% 4% 2% 3% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of an ammeter should be High Medium Infinity Very small High Medium Infinity Very small ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Direct method is used to measure Voltage Temperature Length Pressure Voltage Temperature Length Pressure ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which one of the following units is a fundamental unit? Newton Joule/sec Watt Ampere Newton Joule/sec Watt Ampere ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following devices may be used for extending the range of instruments? All of the listed here Potential transformers Shunt Current transformers All of the listed here Potential transformers Shunt Current transformers ANSWER DOWNLOAD EXAMIANS APP
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