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Authored by Adel Shobar
Physics
9th - 12th Grade
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3 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
المعادلة العامة لحساب سرعة الصوت
v= λ f
v= λ / f
v= λ 2f
v= 1/2λ f
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
اذا كانت سرعة الصوت 343 م/ث فما المسافة التي يقطعها الصوت خلال 20 ثانية
200m
6860m
390m
500m
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
0.05m اذا كانت سرعة الصوت 343م/ث كم يكون ترددها اذا طولها الموجي
6860Hz
40Hz
500Hz
70Hz
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