The energy stored in a soap bubble of diameter 6 cm and T = 0.04 N/m is nearly
A. 0.9 × 10-3 J
B. 0.4 × 10-3 J
C. 0.7 × 10-3 J
D. 0.5 × 10-3 J
Answer:A
The energy stored in a soap bubble of diameter 6 cm and T = 0.04 N/m is nearly
A. 0.9 × 10-3 J B. 0.4 × 10-3 J C. 0.7 × 10-3 J D. 0.5 × 10-3 J