Pendulum ka time period lift mein kam ho jayega agar lift niche ki taraf accelerate kare, kyunki effective gravity ghatega. Chaand par gravity kam hai, isliye time period zyada hoga. Formula T=2π√(l/g) se saaf pata chalta hai.
Par mujhe yaad aata hai jab main apne ghar ki chhat par experiment kiya tha – mere crude pendulum ne lift wala result diya, lekin calculation se thoda alag aaya. Isliye main maanta hoon ki practical conditions formula ko modify kar deti hain, chahe theory kitni bhi saaf kyun na ho.
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