1. The frequency of a note that is one octave higher than a note of 512 Hz is _______.   520 Hz   544 Hz   768 Hz   4096 Hz   Hint Half-n-half Clue   2. The maximum displacement of a vibrating body from its mean position is called _______.   frequency   time period   amplitude   Half-n-half Clue   3. If the time period of vibration of a tuning fork is 1 / 1280 of a second, its frequency of vibration is   1792 Hz   1280 Hz   1536 Hz   1024 Hz   Half-n-half Clue   4. The velocity of a wave is equal to the product of the _______ and the wavelength.   frequency   amplitude   time period   Half-n-half Clue   5. The number of vibrations produced by a vibrating body in one second is called _______.   frequency   amplitude   time period   Half-n-half Clue   6. The effect produced in the ear due to the sound of a particular frequency is called the _______.   pitch   loudness   amplitude   Half-n-half Clue   7. The time in which a vibrating body completes one vibration is called _______.   frequency   amplitude   time period   Half-n-half Clue