For which one of the following, 'Diodes' are generally used for?
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The focal length of a concave mirror with a radius of curvature of 20.0 cm is :
What is the name of the first Super Computer of the world?
In Microsoft Word, under character formatting ___________ increases/decreases the size of the characters
Which state government has made yoga guru Ramdev Baba as the brand ambassador of Yoga and Ayurveda?
Money transfer through mobile is called __________.
....... is displaced when zinc is added to the solution of copper sulphate
Which of the following has pH value 7?