It would be equal to 2r = 2* 150 = 300m
Answer:

Explanation:
As we know that
PV = nRT
here we have


so we have

T = 290 K
now we have


now the mass of gas is given as



now density of gas when its volume is increased to 3.3 L
so we will have



Answer:
Muscle size and training specifiicty
Explanation:
It depends on all other factors such as anatomy and psychology, muscle fiber recruitment, motor pattern development and muscle memory but to increase modifiable strength, size plays no big role.
Since it is restricted at both ends, λ/2 = length of string
λ/2 = 1.5m
λ = 1.5*2 = 3m