The diagram above is an illustration of an a.c. circ...
The diagram above is an illustration of an a.c. circuit.Calculate the reactance of the capacitor.
2016Ω
2000Ω
200Ω
4000Ω
Correct answer is C
Capacitive reactance, XC = \(\frac{1}{2πFC}\) → \(\frac{1}{2π * 500/π * 5 * 10^{-6}}\)
= 10.005 → 200Ω
When temperature of a liquid increases, its surface tension ...
Presbyopia is a defect of the eye resulting from ...
Which of the following is used for the correction of short sightedness? ...
in the image above, an incident ray XY makes an angle of 15∘ with a fixed line AY which...
Planets do not twinkle because ...
Which of the following statement(s) is/are correct? I. When a liquid expands its density falls ...
Which of the following is used as nuclear reactor to slow down fast moving neutrons? ...