9702/11 Physics May Jun 2014 Online Test | Cambridge AS and A Level MCQ
CIE
AS & A Level
Physics (9702)
شهریور
2014
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
The filament of a 240 V, 100 W electric lamp heats up from room temperature to its operating temperature. As it heats up, its resistance increases by a factor of 16.
What is the resistance of this lamp at room temperature?