1) a positively charged glass rod first attracts and then repels a suspended object. the suspended object is-------
a) negatively charged b) positively charged c) uncharged and insulated d) earthed
2) the north pole of the magnetic needle is deflected towards east when current is passed through a wire placed above the magnetic needle which was kept free and static. what is the direction of flow of current in the wire--------
a) north to south b) south to north c) east to west d) west to east
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