by Alka Verma | May 8, 2017 | General
We have read about conductors and insulators and performed an activity to identify them in a previous article. Here, we are going to discuss a circuit which acts as water sensor by using the fact that water is a good conductor of electricity. This circuit can also be...
by Alka Verma | Mar 11, 2017 | General
Before working on this activity, please read Resistance: A friendly foe Resistance: Value Reading Function of a Resistance Soldering the real action Material Required: LED, Resistance: 10Ω (Brown, Black, Black) 100Ω: Brown, Black, Brown 330Ω: Orange, Orange, Black 1...
by Alka Verma | Mar 9, 2017 | General
Before reading this blog, please read; Resistance: A friendly foe Resistance: Value Reading Resistance with unit ohm is a component which is used to control current in a circuit. Resistance is the most commonly used component in any electronic circuit. It is part and...
by Alka Verma | Mar 7, 2017 | General
Before reading this blog please read the following: Resistance: A friendly foe Resistance: Value Reading A variable resistance is one whose value can be varied. In some places in an electronic circuit, we have to put such resistance so that we can vary the amount of...
by Alka Verma | Feb 19, 2017 | General
Diode is a semiconductor device having two electrodes. It is mainly made from Silicon or Germanium. Diodes have polarity. A diode has two terminals, the positive terminal is called anode and the negative terminal is called cathode. These terminals can be identified as...
by Alka Verma | Feb 9, 2017 | General
We will try some exciting circuits in the coming blogs. The crucial skill of interpreting circuit diagrams cannot be ignored. Similar to preparing a food recipe, a crucial skill is to know the ingredients, proportion thereof and when to add in the making process as...
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