Worksheetspharmaceutical engineering mixing
Total questions: 20
Worksheet time: 13mins
Which type of mixture is easily formed?
Positive
negitive
Neutral
Neutral
Mixing:mechanism not used in solid-solid Mixing:
Connective
Shear Mixing
Diffusion
Tumbling
Mechanism of mixing in silverson mixer is:
Connective
laminar
Random
Turbulent
Degree of mixing is also known as:
Degree of Homogeneity
Extent of mixing
Ordered Mixing
Random Mixing
Which of the following produces randomization during the Mixing operation?
Dissimilar charges
Dissimilar forces
Dissimilar ions
Dissimilar particles
Which of the following arrangements are involved in a static mixer?
Shell and blade are stationary
Shell and blade rotate
Shell is stationary and blade rotates
Shell rotates and blade is stationary
In which type of mixer, the trough is stationary?
Barrel mixer
Double cone blender
Ribbon mixer
Zigzag mixer
The main use of silver son emulsification
(a)
When the paddle is used for the mixing of liquids, the flow pattern of fluid is.
axial and tangential
axial or tangential
radial and tangential
radial or tangential
Which of the following forces aids the tumbling action for promoting inter-particle movement?
Electrostatic force
Gravitational force
Surface force
Van der Walls force
Which one of the following rates (kinetic orders) is observed in the mixing of solids?
First order
Pseudo-first order
Second-order
Zero order
Which type of particle-particle interactions is experienced on account of surface charges produced during mixing?
Attraction
Collisions
Diffusion
Repulsion
Which one of the following is NOT an example for inertial forces?
Electrostatic forces
London forces
Surface forces
Van der Waals forces
In dispensing, which one of the following terms is NOT used for mixing?
Sizing
Spatulation
Trituration
Tumbling
Aturbin consists of circular
disc
propellar
shaft
blade
The diameter of terbines ranges from
(a)
what is the main principle involved in sigma bladed mixer
(a)
which equipment is not sutable for crystal and sensitive meterials
(a)
Twin shell blender are is made up of
(a)
Semi solid mixing is done by using (a)
