Two tangent galvanometers and
have coils of radii
and
respectively and resistance
each. They are connected in parallel with a cell of emf
and negligible internal resistance. The deflections produced in the T.G's
and
are
and
respectively. If
has 2 turns, then
must have
Text Solution
Verified by ExpertsThe correct answer is:
B
For a tangent galvanometer, Now
and
in parallel 
. 
ampere
For T.G. 
,
radius
,
or 
,
number of turns
or 
or 
turns.
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