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Sahay Sir > Question Answers > JEE Mains Physics 2002-2019 Solved Video Solutions > Chapter 10 - Oscillation and Waves > Two particles are executing simple harmonic of the same amplitude (A) and frequency ω along the x-axis . Their mean position is separated by distance `X_(0)(X_0 > A). If the maximum separation between them is (X_(0)+A), the phase difference between their motion is:

Two particles are executing simple harmonic of the same amplitude (A) and frequency ω along the x-axis . Their mean position is separated by distance `X_(0)(X_0 > A). If the maximum separation between them is (X_(0)+A), the phase difference between their motion is:

If a spring of stiffness 'k' is cut into two parts 'A' and 'B' of length lA : lB = 2 : 3 then the stiffness of spring 'A' is given by