USAAAO 2015, I кръг — Задача 27
USAAAO First Round 2015
Условие
A synodic day on Mars is 24 hours and 40 minutes. If one Martian year is 687 earth-days, which of the following is closest to a sidereal day on Mars?
a. 23h 56m
b. 24h 15m
c. 24h 37m
d. 24h 40m
e. 24h 42m
Отговори
- c
Решение
Answer: c
Оригинал в Архива: 2015-first-round-exam.pdf · официални решения: 2015-first-round-solutions.pdf