### 7.1 Basics of waves and sound [50 questions]

The topic on Waves and sound can be attempted by students studying in 6th to 10th standard . The quizzes on this chapter are focussed on 1. Basics of waves and sound-1, 2 (20 questions)
2. Frequency or wavelength determination (10 questions)
3. Echoes (10 questions)
4. Velocity calculations-1 (10 questions) ### 7.2 Waves and Sound [100 questions]

The topic on Waves and sound can be attempted by students studying in 6th to 12th standard . The quizzes on this chapter are focussed on 1. Velocity calculations (10 questions)
2. Wave or Pulse equation (10 questions)
3. Waves on a string (10 questions)
4. Standing waves (10 questions)
5. Sonometer related problems (10 questions)
6. Closed pipe problems (10 questions)
7. Open and closed pipes (10 questions)
8. Beats (10 questions)
9. Doppler effect (20 questions)
10. Intensity calculations in waves (10 questions) ### 7.3 Oscillations [100 questions]

The topic on Oscillations can be attempted by students studying in 10th to 12th standard . The quizzes on this chapter are focussed on 1. SHM Basics -1, 2(20 questions)
2. Superposition theorem (10 questions)
3. Simple pendulum (10 questions)
4. Graphs in SHM (10 questions)
5. Time calculations (8 questions)
6. Energy in an SHM (10 questions)
7. Spring based problems-1 and 2 (23 questions)
8. Time period calculations-1 and 2 (20 questions) ### 7.4 Waves and Sound [16 quizzes]

The topic on Waves and sound can be attempted by students studying in 6th to 12th standard . The quizzes on this chapter are focussed on

1. Basics of waves and sound-1 and 2 (20 questions)
2. Frequency or wavelength determination (10 questions)
3. Velocity calculations-1 and 2 (20 questions)
4. Echoes (10 questions)
5. Wave or Pulse equation (10 questions)
6. Waves on a string (10 questions)
7. Standing waves (10 questions)
8. Sonometer related problems (10 questions)
9. Closed pipe problems (10 questions)
10. Open and closed pipes (10 questions)
11. Beats (10 questions)
12. Doppler effect-1 and 2 (20 questions)
13. Intensity calculations in waves (10 questions) 