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3t. Two coaxial solenoids of dfferent radii carry curreI in the same direction. Let F be the magnetcforce on the inner solenoid due to the outer oneand F, be the magnetic force on the outer solenoiddue to the inner one. Then:(1) is radially inwards and F,=0(2) F is radially outwards and F 0(3) F-F 0(4) is radially inwards and E is radiallyrds.Jee(Main) 2015] |
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Answer» option 3- f1=f2=0 |
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