A wave motion has the function 
. The graph in figure shows how the displacement 
at a fixed point varies with time 
. Which one of the labelled points shows a displacement equal to that at the position 
at time 
?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
At 
and 
,
displacement, 
Point of maximum displacement ( 
) in negative direction is 
.
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