Practice Questions
| 1. |
Sound waves: Reflection and applications
Difficulty: medium |
0
|
| 2. |
Reflection of sound
Difficulty: easy |
2
|
| 3. |
Analysing the statements
Difficulty: easy |
2
|
| 4. |
A&R - Reflection of sound and applications
Difficulty: medium |
2
|
| 5. |
NCERT | Revise, Reflect, Refine | Intext | Pg. No 204 | Q4 | Echo or Reverberation
Difficulty: medium |
4
|
| 6. |
CBQ - Exploring Reflected Sound
Difficulty: medium |
2
|
| 7. |
NCERT | Revise, Reflect, Refine | Intext | Pg. No 205 | Q10 |Distance travelled by the ship
Difficulty: medium |
1
|
| 8. |
NCERT | Revise, Reflect, Refine | Intext | Pg. No 205 | Q11 |Time taken for the wave to travel
Difficulty: medium |
1
|
| 9. |
CBQ - Data Interpretation: SONAR
Difficulty: hard |
4
|
| 10. |
CBQ - Ultrasonic and Infrasonic Waves and Their Applications
Difficulty: hard |
5
|
| 11. |
Working of SONAR
Difficulty: hard |
5
|