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Q.1 2. શૉર્ટસર્કિટ વખતે સર્કિટમાં વિદ્યુતપ્રવાહ ________.
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Q.2 1. લાંબા (વિદ્યુતપ્રવાહધારિત) સુરેખ તાર નજીક ચુંબકીય ક્ષેત્ર માટે નીચેનામાંથી કયું વિધાન સાચું છે?