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LED

Detection of Weak Current Flowing through Liquid

Posted on December 22, 2016 by Mrs Shilpi Nagpal

LED

Question 1 Write the full form of LED? Question 2 Name a device which glows even when a weak electric current passes through it? Question 3 What is it advantage of using LED in testing the electrical conductivity of liquids? Question 4 Which effect of electric current is utilised for detecting the flow of current through a solution: (a) When a torch bulb is … [Read more...] about Detection of Weak Current Flowing through Liquid

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