anggar20
01.09.2021 •
Mathematics
3. Given a geometric progression - 2, 1..., find the smallest value of n such that T, > 400.
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Ответ:
1 lb = 453.592g; then 7.5 lb = 7.5(527.3) = 3401.94 g/in²
1 in = 2.54 cm; 1 in² = 1in x 1in = 2.54cm x 2.54cm = 6.4516cm²
So 7.5 lb/in² = 3401.94g/6.4516cm² = 527.3 g/cm²