1

JEE Main 2022 (Online) 26th July Evening Shift

MCQ (Single Correct Answer)

+4

-1

A transverse wave is represented by $$y=2 \sin (\omega t-k x)\, \mathrm{cm}$$. The value of wavelength (in $$\mathrm{cm}$$) for which the wave velocity becomes equal to the maximum particle velocity, will be :

2

JEE Main 2022 (Online) 30th June Morning Shift

MCQ (Single Correct Answer)

+4

-1

Which of the following equations correctly represents a travelling wave having wavelength $$\lambda$$ = 4.0 cm, frequency v = 100 Hz and travelling in positive x-axis direction?

3

JEE Main 2022 (Online) 29th June Morning Shift

MCQ (Single Correct Answer)

+4

-1

A longitudinal wave is represented by $$x = 10\sin 2\pi \left( {nt - {x \over \lambda }} \right)$$ cm. The maximum particle velocity will be four times the wave velocity if the determined value of wavelength is equal to :

4

JEE Main 2022 (Online) 28th June Morning Shift

MCQ (Single Correct Answer)

+4

-1

The velocity of sound in a gas, in which two wavelengths 4.08 m and 4.16 m produce 40 beats in 12s, will be :

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