Question

A
circular
metal
loop
is
heated
atpointOas
shown
in
figure.

In
which
order,
the
pins
at


points
P,
Q
and
R
fixed
with
the
help
of
wax
fall
if


points
O,
P,
Q
and
R
are
equidistant
from
each


other?



a)
Pin
P
and
R
fall
simultaneously


b)
Pin
Q
will
fall
First


c)
Pin
P
R
and
Q
fall
at
thesametime


d)
It
will
depend
on
the
material
of
the
loop​

Answer 1

Answer:

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Explanation: