English, asked by 123kumarabhay12345, 1 month ago

43. Find words from the story Mix up at birth which mean the same:- a)Lacking knowledge- b)Disturbance or fuss- c)Wildly excited​

Answers

Answered by kartikmeet57
5

Explanation:

b) disturbing

this is your answer

Answered by s16497aDHAIRIYA2561
0

Answer:

Frequency of oscillation of string in n

th

harmonic is

2l

nc

.

where c is the speed of the wave in the string.

Since the string vibrates in 4 segments, n=4

400=

2l

4c

2l

c

=100

Fundamental frequency f

1

=

2l

1×c

=100Hz

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