Answer:
C. Quadruple the intensity
Explanation:
The intensity of the sound is proportional to square of amplitude of the sound.
I ∝ A²

When the given sound is twice loud as the initial value, then the new amplitude is twice the former.
A₂ = 2A₁

Thus, to make a given sound seem twice as loud, the musician should Quadruple the intensity
Answer:
96w
Explanation:
p=Iv..where v=12 and I=8.0
The stratosphere is the layer above the troposphere
Answer:
The heavier the load in a cart, the harder the cart is to turn.