Measurement and Instrumentation The meter constant of an energy meter is 1500 rev/kWh, the disc makes 3000 revolution in a given time. The energy consumed is 4 kWh 3 kWh 1 kWh 2 kWh 4 kWh 3 kWh 1 kWh 2 kWh ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Resistances can be measured with the help of Ohmmeters and resistance bridges Ammeters Wattmeters Voltmeters Ohmmeters and resistance bridges Ammeters Wattmeters Voltmeters ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A CRO probe has an impedance of 500 kΩ in parallel with a capacitance of 10 pF. The probe is used to measure the voltage between P and Q as shown in figure. The measured voltage will be 4.38 V. 4.54 V. 5 V. 3.53 V. 4.38 V. 4.54 V. 5 V. 3.53 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation _______ is used to measure the flow of air around aeroplane. Anemometer. nucleus. Venturimeter. Orifice. Anemometer. nucleus. Venturimeter. Orifice. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure high frequency currents, we mostly use ______ ammeter. Thermocouple Dynamometer Hot wire Moving iron Thermocouple Dynamometer Hot wire Moving iron ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The given figure shows wein bridge connection for frequency measurement. C and R are variables and gang together. For balanced condition the expression for frequency is f = 1/2πCR when R1 = 3R2. R1 = 2R2. R1 = R2. R1 = R2/2. R1 = 3R2. R1 = 2R2. R1 = R2. R1 = R2/2. ANSWER DOWNLOAD EXAMIANS APP
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