question_answer

fuEufyf[kr esa ls dkSulk VsLVj de laosnu'khy gksrk gS\

A) ,d VsLVj ftlesa ,yÃMh dk ç;ksx fd;k tkrk gS\

B) ,d VsLVj ftlesa ,d pqEcdh; fnDlwpd ¼Magnetic compass½ dk mi;ksx fd;k tkrk gS

C) ,d VsLVj ftlesa ,d mPp okV rkiu rarq ¼Heating filament½ dk ç;ksx fd;k tkrk gS

D) ,d VsLVj ftlesa de okV ds cYc dk mi;ksx fd;k tkrk gS