Fluid Mechanics 2023_01

Definition of Density is

• Weight per Unit Volume

• Mass per Unit Volume

• Weight Per Unit Mass

• Volume Per Unit Weight

The meniscus of water in a capillary is

• Concave Up

• Convex Up

• Flat

• Nai Pata Bhaiya

Maximum diameter of tube to observe the capillary action is

• 6mm

• 6cm

• 6m

• 0.6m

For a contact diameter and surface tension, which one of the following has maximum allowable pressure

• Jet

• Drop

• Bubble

• Dimag pe

The falling droplets of water form spherical shape because of

• Capillary Action

• Surface Tension

• Vapor Pressure

• Unit Volume