Measurement and Instrumentation Which wave has the least form factor? Triangular wave Square wave Sine wave Rectangular wave Triangular wave Square wave Sine wave Rectangular wave ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A sinusoidal signal waveform, when observed on an oscilloscope, has a peak to peak amplitude of 6 cm. If the vertical sensitivity setting is 5 v/cm, then rms value of the voltage will be 10.6 V. 12.6 V. 15 V. 11.1 V. 10.6 V. 12.6 V. 15 V. 11.1 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following is not correct? A shunt should have a very low resistance. Voltmeter should have very high resistance. An ammeter should have a very low resitance. An electronic voltmeter draw appreciable current from the source. A shunt should have a very low resistance. Voltmeter should have very high resistance. An ammeter should have a very low resitance. An electronic voltmeter draw appreciable current from the source. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The current ‘I’ through a resistance R is measures with the following uncertainties I = 4 A ± 0.5%, R = 100Ω±0.2%. If power is computed from these two measured quantities, the uncertainty in the power computed will be 1.5% 1.2% 0.5% 1% 1.5% 1.2% 0.5% 1% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An oscilloscope indicates Peak to peak value of voltage Average value DC value of voltage RMS value Peak to peak value of voltage Average value DC value of voltage RMS value ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be 4.47 A. 4 A. 2 A. 5.78 A. 4.47 A. 4 A. 2 A. 5.78 A. ANSWER DOWNLOAD EXAMIANS APP
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