7408/1 Physics Jun 2018 Quiz | AQA A Level MCQ
AQA
A Level
Physics (7408)
شهریور
2018
مشاهده نمونه سوال
شامل مباحث:
تعداد سوالات: 25
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
25 دقیقه

پیش نمایش صفحه اول فایل
An experiment is carried out to determine the Young modulus E of steel using a vertical wire of initial length L and cross-sectional area A. Various weights are suspended from the wire. A graph of extension against weight is plotted.
What does the gradient of the graph represent?