# Recent questions tagged value

Average rectified value

RMS value formula

Instantaneous value of a sine wave voltage

Average value

Define average value.

Define RMS value.

Which of the following connection of transformers will give highest value of secondary voltage ? (A) Delta primary delta secondary (B) Delta primary star secondary (C) Star primary star secondary (D) Star primary delta secondary

True value has been 50 whereas measured value is 40 then the percentage error in the reading will be ______.  (A) 20% (B) 40% (C) 50% (D) 30%

For a round wire, the approximate value of fusing current is given by

In a synchronous generator if the excitation increased from a low value to normal value, with a fixed load  (A) The armature current increases and the power factor decreases  (B) The armature current decreases and the power factor also decreases  (C) The armature current decreases and the power factor increases but is lagging  (D) The armature current decreases and the power factor increases and is leading

In a 5 bit weighted resistor D/A converters, the resistor value corresponding to LSB is 40 kΩ, and the resistor value corresponding to MSB will be (A) 0.4 kΩ (B) 3 kΩ (C) 2.8 kΩ (D) 2.5 kΩ

The equation of 50 Hz current sine wave having r.m.s. value of 60 A is?

The r.m.s. value of pure cosine function is?

In an AC. circuit, a low value of kVAR compared with kW indicates?

In the case of an unsymmetrical alternating current the average value must always be taken over?

The r.m.s. value of a sinusoidal A.C. current is equal to its value at an angle of______degrees.

The r.m.s. value and mean value is the same in the case of?

A capacitor-start single phase induction motor is switched on to supply with its capacitor replaced by an inductor of equivalent reactance value. It will?