7407/2 Physics Jun 2021 Quiz | AQA AS Level MCQ
AQA
AS Level
Physics (7407)
شهریور
2021
مشاهده نمونه سوال
شامل مباحث:
تعداد سوالات: 30
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
35 دقیقه
پیش نمایش صفحه اول فایل
A sonar transmitter on a ship produces pulses of sound waves.
Each pulse of sound waves contains 12 complete oscillations.
The frequency of these waves is 8.0 kHz and the speed of sound in seawater is 1.5 × 10$^3$ m s$^{–1}$.
What is the length of one pulse in seawater?