List of top Instrumentation Engineering Questions on Electrical and Electronic Measurements asked in AP PGECET

The error signal produced in a control system is constant. The output of derivative action will be

Which of the following devices is not needed in measurement of velocity of rolled bars in a rolling mill?

PH meter has

Which of the following instruments indicate the instantaneous value of the electrical quantity being measured at the time at which it is being measured?

Minimum number of comparators required to implement 6-bit flash ADC

X and Y plates of a CRO are connected to unequal voltages of equal frequency with phase of $90^\circ$. The Lissajous figure on the screen will be

The full scale deflection current of an ammeter is 1mA and its internal resistance is $100\Omega$. If this meter is to have full deflection of 5A, what is the value of the shunt resistance to be used?

Low resistance is measured by

The number of comparators required in an 8-bit flash-type A/D converter is

A digital voltmeter uses a 10MHz clock and has a voltage controlled generator which provides a width of $10\mu\text{s}$ per volt of unit signal. 10V of input signal would corresponds to a pulse count of}

The advantage of using dual slope ADC in a digital voltmeter is that

A 10-bit A/D converter is used to digitize an analog voltage signal in $0 - 5\text{V}$ range. The maximum peak to peak ripple voltage that can be allowed in DC voltage is}

The unit of reactive power is