NEET
- Exam
- NEET
- Subject
- Physics
- Chapter
- Mechanical Properties of Fluids
NEET · Physics · Mechanical Properties of Fluids
When two mercury droplets of radii 0.1 cm and 0.2 cm collapse into...
When two mercury droplets of radii 0.1 cm and 0.2 cm collapse into a single drop, what amount of energy is released? Given that the surface tension of mercury, T, is 435.5 × 10−3N m−1.
Options
- A28 × 10−7J
- B−32 × 10−7J
- C48 × 10−7J
- D−52 × 10−7J
Correct answer
B. −32 × 10−7J
Step-by-step solution
Correct Option is : (B)
−32 × 10−7J
−32 × 10−7J