MCQ
When open pipe is closed from one end third overtone of closed pipe is higher in frequency by 150 Hz, then second overtone of open pipe. The fundamental frequency of open end pipe will be ____________.
- A400 Hz
- B200 Hz
- ✓300 Hz
- D500 Hz
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| Column - I | Column - II | ||
| i. | Duodenum | a. | A cartilaginous flap |
| ii. | Epiglottis | b. | Blind sac present at the junction of ileum and colon |
| iii. | Glottis | c. | 'U' shaped structure emerging from the stomach |
| iv. | Caecum | d. | Opening of pharynx into trachea |