beat and properties of sound like loudness,pitch questions with solutions

Showing 1–4 of 4 questions

• NumericmediumWave Motionbeat and properties of sound like loudness,pitch

  A point source is emitting sound waves of intensity 16 × 10⁻⁸ Wm⁻² at the origin. The difference in intensity (magnitude only) at two points located at a distances of 2m and 4m from the origin respectively will be _______ × 10⁻⁸ Wm⁻².

  Your answer

  Check answerShow answer

  JEE Mains 2024 30 Jan Evening Shift

  Open question & full solution →
• IntegereasyWave Motionbeat and properties of sound like loudness,pitch

  Two tuning forks A and B are sounded together giving rise to 8 beats in 2 s. When fork A is loaded with wax, the beat frequency is reduced to 4 beats in 2 s. If the original frequency of tuning fork B is 380 Hz, then the original frequency of tuning fork A is ______ Hz.

  Your answer

  Check answerShow answer

  JEE Mains 202628 January Evening Shift

  Open question & full solution →
• NumericmediumWave Motionbeat and properties of sound like loudness,pitch

  A tuning fork resonates with a sonometer wire of length 1 m stretched with tension 6 N. When the tension is changed to 54 N, the same tuning fork produces 12 beats per second with it. The frequency of the tuning fork is ______ Hz.

  Your answer

  Check answerShow answer

  JEE Mains 2024 01 Feb Morning Shift

  Open question & full solution →
• MCQmediumWave Motionbeat and properties of sound like loudness,pitch

  Two harmonic waves moving in the same direction superimpose to form x = a cos(1.5t) cos(50.5t), where t is in seconds. Find the beat period, rounded to the nearest integer.

  Options

  • Option A

    6 s

  • Option B

    4 s

  • Option C

    1 s

  • Option D

    2 s

  Check answerShow answer

  JEE Mains 2025 7 April Morning Shift

  Open question & full solution →