Sound energy passing per second through a unit area held perpendicular is called -

Related MCQs

• Conversion of sound energy into electrical energy is done by –
• Radian per second is unit of               .
• The device which converts sound energy into electrical enemy is called –
• The term "infrasonic" applied to sound refers to sound waves below -
• The speed of light will be minimum while passing through -
• Which of the following is the unit of perceived loudness of sound?
• Which of the following is the second largest source of global energy?
• Sound cannot pass through –
• Solar energy is converted into chemical energy during –
• Which of the following in the correct device that converts thermal energy into electrical energy?