1. If the time period of vibration of a tuning fork is 1 / 2304 of a second, its frequency of vibration is   2816 Hz   2560 Hz   2304 Hz   2048 Hz   Hint Half-n-half Clue   2. The velocity of a wave is equal to the product of the _______ and the wavelength.   frequency   amplitude   time period   Half-n-half Clue   3. When the movement of a vibrating particle is perpendicular to the direction of the wave, it is termed _______ wave motion.   longitudinal   transverse   4. The effect produced in the ear due to the sound of a particular frequency is called the _______.   amplitude   pitch   loudness   Half-n-half Clue   5. The number of vibrations produced by a vibrating body in one second is called _______.   frequency   time period   amplitude   Half-n-half Clue   6. The pitch of a note depends on the _______ of the vibrations.   frequency   amplitude   7. The frequency of a tuning fork that vibrates 7500 times in 6 s is _______.   1250 Hz   1000 Hz   1500 Hz   1750 Hz   Half-n-half Clue