Measurement and Instrumentation An ammeter of range 0-25 A has a guaranteed accuracy of 1% of full-scale reading. The current measured by the ammeter is 5 A. The limiting error in the reading is 6% 4% 5% 3% 6% 4% 5% 3% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Resistances can be measured with the help of Voltmeters Ohmmeters and resistance bridges Ammeters Wattmeters Voltmeters Ohmmeters and resistance bridges Ammeters Wattmeters 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, 2 and 3 represent greater precision than 1. 1, 2 and 3 represent same precision. 1 represents greater precision than 2 and 3. 2 represents greater precision but 1 and 3 represent same precision. 2 and 3 represent greater precision than 1. 1, 2 and 3 represent same precision. 1 represents greater precision than 2 and 3. 2 represents greater precision but 1 and 3 represent same precision. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If the instrument is to have a wide range, the instrument should have Square-law scale Logarithmic scale Exponential scale Linear scale Square-law scale Logarithmic scale Exponential scale Linear scale ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following are integrating instruments? Ampere hour and watt hour meters Voltmeters Wattmeters Ammeters Ampere hour and watt hour meters Voltmeters Wattmeters Ammeters ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The pressure coil of a wattmeter should be connected on the supply side of the current coil when Load impedance is high None of these Load impedance is low Supply voltage is low Load impedance is high None of these Load impedance is low Supply voltage is low ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS