0625/11 Physics Oct Nov 2024 Online Test | Cambridge IGCSE MCQ
Cambridge
IGCSE
Physics (0625)
دی
2024
مشاهده نمونه سوال
شامل مباحث:
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
45 دقیقه
پیش نمایش صفحه اول فایل
zivar sushu A man can either take an escalator or a lift to travel up between two floors in a hotel.
The escalator takes 20 seconds to carry the man between the two floors. The useful work done against gravity is W. The useful power developed is P.
The lift takes 30 seconds to carry the same man between the same two floors.
How much useful work against gravity is done by the lift, and how much useful power is developed by the lift?
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