Two point sources X and Y emit waves of same frequency and speed but Y lags in phase behind X by `2pi//radian`. If there is a maximum in direction D the distance XO using n as an integer is given by A. `(lamda)/(2)(n-1)`B. `lamda(n+1)`C. `(lamda)/(2)(n+l)`D. `lamda(n -l)`

Two point sources X and Y emit waves of same frequency and speed but Y

1.	Two point sources X and Y emit waves of same frequency and speed but Y lags in phase behind X by `2pi//radian`. If there is a maximum in direction D the distance XO using n as an integer is given by A. `(lamda)/(2)(n-1)`B. `lamda(n+1)`C. `(lamda)/(2)(n+l)`D. `lamda(n -l)`
Answer» Correct Answer - B

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Two point sources X and Y emit waves of same frequency and speed but Y lags in phase behind X by `2pi//radian`. If there is a maximum in direction D the distance XO using n as an integer is given by A. `(lamda)/(2)(n-1)`B. `lamda(n+1)`C. `(lamda)/(2)(n+l)`D. `lamda(n -l)`

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