Question

.
A string of length 1 hangs freely from a rigid
support. The time required by a transverse
pulse to travel from bottom to half length of
the string is​

Answer 1

Explanation:

Answer

f=

2l

ν

=

2l

m/l

T

=

2

1

ml

T

=

2

1

ml

mg

=

2

1

l

g

time taken =

f

1

=2

g

l

.