Measurement and Instrumentation A CRO can display DC signals Both AC and DC signals AC signals Time invariant signals DC signals Both AC and DC signals AC signals Time invariant signals ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The absolute measurement of resistance is done by Bridge Method Lorenz method Ohm’s law method Rayleigh method Bridge Method Lorenz method Ohm’s law method Rayleigh method 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. 2 represents greater precision but 1 and 3 represent same precision. 1 represents greater precision than 2 and 3. 2 and 3 represent greater precision than 1. 1, 2 and 3 represent same precision. 2 represents greater precision but 1 and 3 represent same precision. 1 represents greater precision than 2 and 3. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The circuit in figure is used to measure the power consumed by the load. The current coil and the voltage coil of the wattmeter have 0.02 Ω and 1000 Ω resistance respectively. The measured power compared to the load power will be 0.4 more. 0.2% less. 0.4% less. 0.2% more. 0.4 more. 0.2% less. 0.4% less. 0.2% more. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When checked with an ohm meter an open resistor reads infinite. low but not zero. zero. high but within tolerance. infinite. low but not zero. zero. high but within tolerance. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A Lissajous pattern on an oscilloscope has 5 horinzontal tangencies and 2 vertical tangencies. The frequency of horizontal input is 100 Hz. The frequency of the vertical will be 625 Hz. 500 Hz. 250 Hz. 400 Hz. 625 Hz. 500 Hz. 250 Hz. 400 Hz. ANSWER DOWNLOAD EXAMIANS APP
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