### NEET Solved Paper 2016 Question 12

##### Question: An air column, closed at one end and open at the other, resonates with a tuning fork when the smallest length of the column is 50 cm. The next larger length of the column resonating with the same tuning fork is:

#### Options:

A) 66.7 cm

B) 100 cm

C) 150 cm

D) 200 cm

## Show Answer

#### Answer:

Correct Answer: C

#### Solution:

- First minimum resonating length for closed organ $ pipe=\frac{\lambda }{4}=50cm $

$ \therefore $ Next larger length of air column $ =\frac{3\lambda }{4}=150,cm $