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Questions and Answers
The Capillary number is one of the common parameters affecting droplet formation at T-Junctions.
The Capillary number is one of the common parameters affecting droplet formation at T-Junctions.
True (A)
The flow rate ratio at a T-Junction is calculated as the ratio of QD to QF.
The flow rate ratio at a T-Junction is calculated as the ratio of QD to QF.
False (B)
The viscosity ratio is represented by the symbols μD and μF.
The viscosity ratio is represented by the symbols μD and μF.
False (B)
The aspect ratio in droplet formation at T-Junctions refers to the ratio of channel height to width.
The aspect ratio in droplet formation at T-Junctions refers to the ratio of channel height to width.
In Plug Generation at T-Junctions, different angles have no effect on the process.
In Plug Generation at T-Junctions, different angles have no effect on the process.
Squeezing primarily occurs at low flow rates in the context of droplet formation.
Squeezing primarily occurs at low flow rates in the context of droplet formation.
In the formation of droplets at a T-junction, the cutting rate is unaffected by flow rates and channel dimensions.
In the formation of droplets at a T-junction, the cutting rate is unaffected by flow rates and channel dimensions.
In the creation of double (multi-) emulsions, the hydrophobic channel wall is preferred for O/W emulsions.
In the creation of double (multi-) emulsions, the hydrophobic channel wall is preferred for O/W emulsions.
For flow focusing, in a hydrodynamic focusing arrangement, the dispersed phase is expanded at a constriction.
For flow focusing, in a hydrodynamic focusing arrangement, the dispersed phase is expanded at a constriction.
In the process of droplet formation by flow focusing, water is not used as part of the arrangement.
In the process of droplet formation by flow focusing, water is not used as part of the arrangement.
Passive structures play a significant role in the design and functioning of microfluidic systems like Bio-MEMS.
Passive structures play a significant role in the design and functioning of microfluidic systems like Bio-MEMS.
Plugs are commonly used in T-Junction flow configurations to control the droplet formation process.
Plugs are commonly used in T-Junction flow configurations to control the droplet formation process.
Passive structures are not involved in the formation of droplets at T-junctions.
Passive structures are not involved in the formation of droplets at T-junctions.
Coaxial injection is a common method used for droplet formation at T-junctions.
Coaxial injection is a common method used for droplet formation at T-junctions.
Droplet formation at T-junctions only occurs for small flow rates of the continuous phase.
Droplet formation at T-junctions only occurs for small flow rates of the continuous phase.
The value of α in the equation Qwater = 1 + α * w * Qoil depends on the viscosity of the fluids.
The value of α in the equation Qwater = 1 + α * w * Qoil depends on the viscosity of the fluids.
Plugs are commonly formed at T-junctions due to high shear stress.
Plugs are commonly formed at T-junctions due to high shear stress.
The formation of droplets at T-junctions is not affected by interfacial tension.
The formation of droplets at T-junctions is not affected by interfacial tension.
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