Class 11 CBSE music | All definitions - Naad, Shruti, swar, saptak, thaat, jati, laya, taal

Summary

This transcript delves into the concept of sound in music, explaining the different types of Nad, including Anath Nad and Aaht, which are essential in creating musical harmony. It explores the characteristics of Nad, such as movement height and width, which define the tone and impact of different instruments. The transcript also discusses Shruti, the musical scale, the division of notes, and the role of Thaat in Indian classical music. It highlights various musical classifications and their impact on compositions, offering insights into Indian musical theory, terminology, and practices such as Sampoorna and Jati Raj.

Takeaways

• 😀 Nad refers to the sweet sound produced with regular, constant movements, and is essential in music.
• 😀 Anath Nad is a sound created automatically without struggle, experienced through methods like deep meditation.
• 😀 Aaht is a sound produced by rubbing or struggling two objects together, significant in music, especially for producing Surya.
• 😀 The tone of Naad varies based on the speed and height of movement, with higher movements creating higher sounds.
• 😀 In music, the Naad can be perceived differently based on the loudness, which affects the distance it travels.
• 😀 The width of the sound movement determines its size; a bigger movement creates a larger Naad.
• 😀 Naad is affected by the number of vibrations, and different instruments produce unique tones, such as Sitar or Harmonium.
• 😀 Shruti refers to sounds heard by the ear, and in music, it specifically refers to notes that are musically useful.
• 😀 There are 22 Shrutis, with names like Teevra, Kumudvati, and Ranjini, which are considered essential in music.
• 😀 Notes in music are classified into pure (Shuddha) and distorted (Komal and Tivra) based on their pitch and placement.
• 😀 Mand Saptak refers to an octave with a lower sound, while Taar Saptak is an octave with higher sound, both affecting our mood and perception.
• 😀 Thaat is a classification system in Indian music that defines a set of notes, with 484 possible Ragas deriving from each Thaat.

Q & A

What is the meaning of 'Naad' in music?

'Naad' refers to a sweet sound that has regular and constant movements in music. It is the pleasant, rhythmic sound that is used in musical compositions.

What is the difference between Anath Naad and Naad?

Anath Naad is a sound that is created automatically, without struggle or special intention, and is known through experience, such as hearing certain natural sounds when ears are closed. In contrast, Naad in music involves purposeful, regular movements producing a pleasant tone.

What is the significance of the sound of Aaht in music?

The sound of Aaht is produced by the rubbing or struggle of two objects. This sound has a special relationship with music and is believed to be useful in musical practices.

How is the height and speed of Naad determined in music?

The height and speed of Naad are based on the number of movements. Higher movement numbers result in higher pitches, while lower movement numbers produce lower pitches.

What is the difference between the small and big Paan of Naad?

The small and big Paan of Naad refers to the distance over which the Naad is heard. A Naad pronounced softly travels a shorter distance, while a louder Naad travels a longer distance.

How do different instruments affect the tone of Naad?

Each musical instrument produces a distinct tone because the width of the vibration varies. For example, a sitar produces a different tone from a harmonium due to different string vibrations.

What is Shruti in music?

Shruti refers to the sounds heard by the ear, particularly those sounds used in music that are perceived as pleasing or useful. It is the basis for musical notes and is distinct from all sounds.

What is the difference between vowel sounds and Kolahalli in music?

Vowel sounds in music are regular, periodic sounds used for musical expression, while Kolahalli refers to irregular and complex vibrations, which are less melodic. Conversation sounds fall somewhere between these two categories.

What are the 22 Shrutis in Indian music?

The 22 Shrutis are specific notes used in Indian music, identified as variations of pitches. These include Teevra, Kumudvati, Ranjini, and others, which form the foundation of melodic compositions.

What is the role of Thaat in Indian music?

Thaat is a classification system for ragas, acting as a father or origin of a raga. Each Thaat gives rise to various ragas and must contain at least seven notes. The Thaat determines the characteristics of the ragas it produces.