مسئلہ 10۔ Precise time

بیان

Mechanical watches are notorious for losing or gaining time depending on conditions in which they are used. Compare the accuracy of several watches and find the factors which affect the rate of any mechanical watch.

شماریات

رپورٹس کی تعداد: 2

مستردیوں کی تعداد: 1

اوسط رپورٹر گریڈ: 19.2

اوسط مخالف گریڈ: 12.6

اوسط جائزہ نگار گریڈ: 7.2