Concepts are taught well and explained repeatedly, questions are given and are explained when not understood, overall very good.
Here is a Sample Worksheet for you to Practice. Download this worksheet to see the answers.
A piece of wire of resistance $R$ is cut into five equal parts. These parts are then connected in parallel. If the equivalent resistance of this combination is $R'$, then the ratio $\frac{R}{R'}$ is –
$\frac{1}{25}$
2.$\frac{1}{5}$
3.5
4.25
Which of the following terms does not represent electrical power in a circuit?
$I^2R$
2.$IR^2$
3.$VI$
4.$\frac{V^2}{R}$
An electric bulb is rated 220 V and 100 W. When it is operated on 110 V, the power consumed will be –
100 W
2.75 W
3.50 W
4.25 W
Two conducting wires of the same material and of equal lengths and equal diameters are first connected in series and then parallel in a circuit across the same potential difference. The ratio of heat produced in series and parallel combinations would be –
1:2
2.2:1
3.1:4
4.4:1
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Concepts are taught well and explained repeatedly, questions are given and are explained when not understood, overall very good.
Akshay is an excellent teacher. He has taught my son in 10 th standard science , with which he understood the concepts clearly and he also gave so many past question papers for my son to work out, all these made my son score 95 in board exams . I would definitely recommend Akshay for students who want to improve and get good scores in science .
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