| 1. Gases are considered incompressible when Mach number is less than 0.2 |
| 2. A Newtonian fluid is incompressible and non- viscous |
| 3. An ideal fluid has negligible surface tension which of these statements (s) is/are correct? |
A) 2 and 3
B) 2 alone
C) 1 alone
D) 1 and 3
Correct Answer: B
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