Paper 1 October/November 2021 PHYSICS (0625/11) IGCSE
CIE
IGCSE
Physics (0625)
بهمن
2021
شامل مباحث:
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
45 دقیقه

پیش نمایش صفحه اول فایل
The radius of a circular pond is 3.0 m.
Circular waves are made at the centre of the pond.
There are 10 whole waves between the centre and the edge of the pond and it takes 5.0 s for all 10 waves to reach the edge.
What is the wavelength and the frequency of the waves?