Paper 1 May/June 2009 Physics (9702) A Level
Cambridge
AS & A Level
Physics (9702)
شهریور
2009
مشاهده نمونه سوال
شامل مباحث:
Chapter 1: Kinematics
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
60 دقیقه

پیش نمایش صفحه اول فایل
A beam, the weight of which may be neglected, is supported by three identical springs. When a weight W is hung from the middle of the beam, the extension of each spring is x. The middle spring and the weight are removed. What is the extension when a weight of 2W is hung from the middle of the beam?