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Phase relation between two SHMs of different periods

This type of question, asked 2 times: 25 Apr 2025 S1, 20 Apr 2026 S1. All 2 questions below, oldest first.

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  1. Question 1

    25 Apr 2025 S1

    7
    Two particles 'A' and 'B' execute SHMs of periods ' TT ' and 3T2\frac{3T}{2}. If they start from the mean position then the phase difference between them, when the particle 'A' completes two oscillations will be

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  2. Question 2

    20 Apr 2026 S1

    119
    Two oscillating simple pendulums with time periods TT and 4T3\dfrac{4T}{3} are in phase at a given time. They will be again in phase after an elapse of time

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