Methodical recommendation:
Textbook Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Ultrasound | Other | medium | 4 m. | This exercise contains two NCERT exemplar questions and each question holds two marks. The student has to choose the best answers; and the questions deal with pitch of sound and ultrasound. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 2. | Different frequencies | Other | medium | 5 m. | This exercise contains one NCERT exemplar question and it holds five marks. The student has to choose the best answers; and the question deals with range of sounds. As an outcome of this exercise, the student will learn about the mentioned concept. |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Wavelength of a sound wave | 3rd type - analysis | hard | 4 m. | Solve the numerical based on the wavelength. |