9702/12 Physics Feb Mar 2020 Online Test | Cambridge AS and A Level MCQ
CIE
AS & A Level
Physics (9702)
خرداد
2020
مشاهده نمونه سوال
شامل مباحث:
Chapter 1: Kinematics
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
75 دقیقه

پیش نمایش صفحه اول فایل
A cylindrical block of wood has a cross-sectional area A and weight W. It is totally immersed inwater with its axis vertical. The block experiences pressures $p_t$ and $p_b$ at its top and bottomsurfaces respectively.
Which of the following expressions is equal to the upthrust on the block?