7407/2 Physics Jun 2017 Quiz | AQA AS Level MCQ
AQA
AS Level
Physics (7407)
شهریور
2017
مشاهده نمونه سوال
شامل مباحث:
تعداد سوالات: 30
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
35 دقیقه
پیش نمایش صفحه اول فایل
A bird sits on a uniform rod suspended from vertical wires P and Q.
The rod has a weight W and is 15.0 cm long.
The weight of the bird is 2W and acts at a distance x from P.
What is the value of x when the tension in P is half the tension in Q?