Measurement and Instrumentation A 10MHz CRO has 10MHz supply frequency 10MHz horizontal oscillator 10MHz vertical oscillator 5MHz sweep 10MHz supply frequency 10MHz horizontal oscillator 10MHz vertical oscillator 5MHz sweep ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Two voltmeters have the same range 0-400V. The internal impedance are 30,000 Ohms and 20,000 Ohms. If they are connected in series and 600V be applied across them, the readings are 360V and 240V 300V each 400V and 200V One of the meters out of the range and other 100V 360V and 240V 300V each 400V and 200V One of the meters out of the range and other 100V ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following devices may be used for extending the range of instruments? Shunt Current transformers Potential transformers All of the listed here Shunt Current transformers Potential transformers All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The range of a moving iron ac ammeter is extended by Changing number of turns of operating coil None of the listed here A shunt A multiplier Changing number of turns of operating coil None of the listed here A shunt A multiplier ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measuring an AC voltage by an AC potentiometer it is desirable that the supply for the potentiometer is taken from Any of above. A battery. The same source as the unknown voltage. A source other than the source of unknown voltage. Any of above. A battery. The same source as the unknown voltage. A source other than the source of unknown voltage. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure an A. C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken From a battery From the same source as the unknown voltage Any of the above From a source which is not the same as the unknown voltage From a battery From the same source as the unknown voltage Any of the above From a source which is not the same as the unknown voltage ANSWER DOWNLOAD EXAMIANS APP
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