Measurement and Instrumentation Error MCQ 1. Which of the following is caused by careless handling? Systematic error Gross error Random error None of the mentioned 2. A meter reads 125 V and the true value of the voltage is 125.5 V. Find the static error of the instrument. 125/0.5 V 125 V 0.5 …
1. For measurement of mutual inductance, we can use Anderson bridge Maxwell’s bridge Heaviside bridge None of these 2. The test used to locate high resistance faults in low resistance conductor circuit is: Hopkinson’s test Murray loop test Star/delta loop test Open circuit test 3. Insulation resistance of a cable can be measured …
Measurement of RLC Using Bridge Circuits MCQ || Measurement of RLC Questions and Answers Read More »
1. The type of damping used for moving iron instruments is ______ Air friction damping Fluid friction damping Eddy current damping Gravity friction damping 2. The pressure coil of a dynamometer type wattmeter is Highly inductive Highly resistive Purely resistive Purely inductive 3. When the pointer of an indicating instrument is in motion, …
Indicating Instruments MCQ – Indicating Instruments Questions and Answers Read More »
1. A galvanometer may be converted into ammeter or voltmeter. In which of the following cases the resistance of the device will be the largest? An ammeter of range 10 A A voltmeter of range 5 volt An ammeter of range 5 A A voltmeter of range 10 V 2. Range of an electrical …
Shunts and Multipliers MCQ || Shunts and Multipliers Questions and Answers Read More »
1. A galvanometer may be converted into ammeter or voltmeter. In which of the following cases the resistance of the device will be the largest? An ammeter of range 10 A A voltmeter of range 5 volt An ammeter of range 5 A A voltmeter of range 10 V 2. Range of an electrical …
1. The role of CRT is to ______ Emit electrons Emit protons Emit neutrons Emit alpha particles 2. The delay line used in a CRO to ______ Boost the signal Distort the signal Provide signal delay For stability 3. Delay line is essential in a CRO, to ensure that Vertical signal starts after …
Types of Oscilloscope MCQ || Types of cathode Ray Oscilloscope Questions and Answers Read More »
1. Electrostatic-type instruments are primarily used as: Wattmeters Ohmmeters Voltmeters Ammeters 2. The electrostatic instrument can measure AC voltage only DC voltage Only Both AC and DC voltage AC and DC current 3. Statement (I): Electrostatic Wattmeter is not widely used commercially because of its inability to measure the power of high value. …
Electrostatic Voltmeter MCQ || Electrostatic Voltmeter Questions and Answers Read More »
1. Front panel of a CRO has ______ 4 sections 8 sections 15 sections 20 sections 2. ______ is used to shift the inputs in CRO. Position Knob X10 Knob Alternate Knob Any of the above 3. What is the role of the intensity section in a CRO? Decreases the light intensity Controls …
Front Panel Controls of CRO MCQ || Front Panel Controls of CRO Questions and Answers Read More »
1. Horizontal input to a scope is Emsin(ωt) V, vertical input to that scope is Emsin(ωt + 30°) V. What is the Lissajous pattern in that CRO? A. B. C. D. 2. CRO stands for __________ Cathode Ray Oscilloscope Current Resistance Oscillator Central Resistance Oscillator Capacitance Resistance Oscilloscope 3. Aquadag coating is most …
Cathode Ray Oscilloscope MCQ || Cathode Ray Oscilloscope Questions and Answers Read More »
1. The sampling technique in sampling oscilloscope _____ the signal frequency. Increase Slow Down Increase or Decrease None of the above 2. The sampling oscilloscopes are used for analyzing _____ High-frequency Signal Low-frequency signal High Power signal Low Power Signal 3. The measuring range of high frequency in sampling oscilloscope is in order …
Sampling Oscilloscope MCQ || Sampling Oscilloscope Questions and Answers Read More »
