Average Current and RMS Current

Practice Questions:

Question 1: moderate

Match the following and choose the correct option from given codes :

1. i-p, ii-q, iii-r

2. i-q, ii-r, iii-p

3. i-q, ii-r, iii-q

4. None of these

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Question 2: difficult

The current in a circuit varies with time as I = 2 √t . Then the rms value of the current for the interval t = 2 to t = 4 sec is

1. √3 A

2. 2 √3 A

3. √3 /2A

4. (4 - 2√2) A

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Question 3: moderate

The r.m.s. value of potential difference V shown in the figure is :-

1. \[\frac{V_{0}}{\sqrt{3}}\]

2. \[V_{0}\]

3. \[\frac{V_{0}}{\sqrt{2}}\]

4. \[\frac{V_{0}}{{2}}\sqrt{\frac{5}{2}}\]

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