Work, Energy and Power Quiz (1) Physics AS Level
CIE
AS & A Level
Physics (9702)
فروردین
2010
شامل مباحث:
Chapter 5: Work, energy and power
تعداد سوالات: 20
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
25 دقیقه

پیش نمایش صفحه اول فایل
A rock of mass 40 kg is released from rest from a height of 20 m above the surface of a planet.
The rock has a kinetic energy of 32 kJ when it hits the surface of the planet. The planet does not have an atmosphere.
What is the weight of the rock on the surface of the planet?