The frequency of `A` note is `4` times that of `B` note. The energies of two notes are equal. The amplitude of `b` notes as compared to that of `A` note will be

A is singing a note and at the same time B is singing a note with exactly one eighth the frequency of the note of A. The energies of two sounds are equal, the amplitude of the note of B is

Write short notes on B-cells..

A sum of Rs. 8400 is made up of 50 , 20 , 10 and 5 rupee notes. The number of 10 rupee notes is five times the number of 5 rupee notes, four times the number of 20 rupees notes and ten times the number of 50 rupees notes. What is the number of notes in each denominator?

A note has a frequency 128 Hz. The frequency of a note two octaves higher than it is

A sum of Rs.8400 is made up of 502010 and 5 rupee notes.The number of 10 rupee notes is five xx the number of 5 rupee notes four xx the number of 20 rupee notes and ten xx the number of 50 rupee notes.What is the number of notes in each denominator?

If the fraction of the frequencies of two notes have a common factor between the numerator and denominator, the two notes are harmonious. Use the graphic below to find the fraction of frequency of notes D and B.

A man has 480 in the denominations of one-rupee notes, five-rupee notes and ten-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he has ?

A man has Rs.480 in the denominations of one-rupee notes, five-rupee notes and ten-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he has ?

Determine the frequency of the note F on the diatonic scale and on equally tempered scale if the key note C is 512 Hz.