a balloon inflated with helium gas at ground level is released. As it rises through a constant temperature atmosphere.
A
its pressuren reduces but volume remains constant
B
te product of pressure and volume remains constant
C
both pressure and volume increases
D
its pressure remains constant but the volume decreases
E
both pressure and volume remains constant
Verified Correct Answer: B.
Physical Principles & Numerical Solution
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #29022)