Which meter is suitable for the measurement of 10mV at 50MHz? VTVM CRO Moving coil voltmeter Moving iron voltmeter TRUE ANSWER : ? YOUR ANSWER : ?
A 0 - 100 V voltmeter has a guaranteed accuracy of 2 % of full scale reading. The voltage measured by the voltmeter is 75 V. The limiting error is in percentage 2.66 %. 3.33 %. 2 %. 1 %. TRUE ANSWER : ? YOUR ANSWER : ?
If two meters X and Y require 40 mA and 50 mA respectively, to give full scale deflection, then Both X and Y are equally sensitive. X is more sensitive. Y is more sensitive. It would not be possible to assess the sensitivity on the basis of the given data. TRUE ANSWER : ? YOUR ANSWER : ?
In measurement system, the function of the signal manipulating elements is to change the magnitude of the input signal while retaining its identity. to perform non liner operation like clipping filtering, chopping and clamping. to perform linear operation like addition and multiplication. change the quantity under measurement to an analogues signal. TRUE ANSWER : ? YOUR ANSWER : ?
A permanent magnet moving coil ammeter is connected in 50 Hz a. c. Circuit in which 5A current is flowing. The meter will read 2.5 A 0 A 5 A None of the listed here TRUE ANSWER : ? YOUR ANSWER : ?
For a circuit given that I = 2 ± 5 % A, R = 100 ± 0.2 % Ω the limiting error in the power dissipation I2 R in the resistor R is 5.2% 10.2% 25.2% 1.2% TRUE ANSWER : ? YOUR ANSWER : ?
A galvanometer with a full scale current of 10 mA has a resistance of 1000 Ω. The multiplying power (the ratio of measured current to galvanometer current) of 100 Ω shunt with this galvanometer is 11. 100. 110. 10. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the quantity consists of unit as kg m/sec ? Speed Acceleration Impulse Momentum TRUE ANSWER : ? YOUR ANSWER : ?
The use of __________________ instruments is merely confined within laboratories as standardizing instrument. integrating. indicating. recording. absolute. TRUE ANSWER : ? YOUR ANSWER : ?