A. increase
B. decrease
C. decrease then increase
D. remain constant
Correct Answer:
Option B – decrease
Explanation
If a sound wave goes from a cold air region to a hot air region (which will be less dense), the velocity decreases, and since the frequency is always constant, the wavelength decreases with the velocity
Do you want to study Agricultural Extension in OOU? Before you apply for the OOU…
Do you want to study Agricultural Economics in OOU? Before you apply for the OOU…
Do you want to study Cooperative and Business Management in OOU? Before you apply for…
Do you want to study Home and Hotel Management in OOU? Before you apply for…
Do you want to study Animal Production in OOU? Before you apply for the OOU…
Do you want to study Crop Production in OOU? Before you apply for the OOU…