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Speed of Sound

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The equation of the progressive wave, where t is the time in second, x is the distance in metre isy = Acos240 (t-x/12) The phase difference (in Sl units) between two positions 0.5 m apart is(1) 40 (3) 10 (2) 20 (4) 5

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Q. The equation of a progressive wave where

t

is the time in second

x

is the distance in meter is

y = A c o s 240 (t - x / 12)

. The phase difference (in Sl unit) between two positions

0.5 m

Q. The equation of the progressive wave, where t is the time in second, x is the distance in metre is

y = A c o s 240 (t - \frac{x}{12})

. The phase difference (in SI units) between two positions

0.5 m

Q. The equation of a progressive wave is

y = 0.5 sin 2 π (\frac{t}{0.004} - \frac{x}{50})

x

c m

. The phase difference between two points separated by a distance

5 c m

at any instant is :

y = 3 s i n π (\frac{t}{2} - \frac{x}{4})

represents an equation of a progressive wave, where

t

is in second and

x

is in metre. The distance travelled by the wave in

5 s

Q. Equation of a progressive wave is given by

y = 0.2 cos π (0.04 t + 0.02 x - \frac{π}{6})

where distances are in

centimeter

seconds

. What will be the minimum distance between two particles having phase difference of

\frac{π}{2}

?

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