Which of the following does NOT include power required for mixing by an impeller?

← Prev Question Next Question →

1 Answer

Related questions

+1 vote

1 answer

Which of the following does NOT include the application of material handling and transportation in food processing?

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

With respect to the relationship between the power number and the impeller Reynolds’s number, which amongst the following statements is true?

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Which of the following is NOT an application of mixing solids in the food industry?

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Statement 1: Froude number relates the gravitational effect which is important when the liquid is agitated by an impeller. Statement 2: When NRe,i < 300, NFr is ineffective.

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Power required for a gassed system is more than that required for an ungassed system.

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Which of the following is NOT a mixing involved with fluids in the food industry?

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

The force used for mixing by mixing equipment for pastes and dough is _____

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Which of the following food operation does NOT use the principle of size reduction for its operation?

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Statement 1: Where Pg is power for a gassed system and Po is power for an ungassed system, Pg/Po is _____ Statement 2: Na stands for _____

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Which of the following is true with respect to mixing operations in the food industry?

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Which of the following with respect to mixing is true?

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+2 votes

1 answer

Rate of mixing at any time is given by the extent of mixing at that particular time.

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+2 votes

1 answer

Statement 1: Root mean square is denoted by σ2 Statement 2: σ2 will show the variation of a composition obtained after mixing. Hence the lesser it is, the more efficient is the mixing.

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Which of the following does the terminal velocity of a particle NOT depend on?

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Statement 1: Kneaders are specially used for pastry/viscous liquids in the food industry. Statement 2: Kneaders are used for mixing dough with fats and making them homogeneous mixtures.

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Mixing index is applicable for mixing of solids at zero time.

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+2 votes

1 answer

Statement 1: Flat blade/curve blade/arrow head/vaned disc turbines are generally used for gas-liquid mixing. Statement 2: Helical screw/ribbon mixer/gate anchor are generally used for solid-solid mixing.

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

The clearance between the impeller and the vessel in a mixer is usually kept _____

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Which of the following is NOT an advantage of mechanical transportation?

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Mixing Index is a ratio of the standard deviation of various products during mixing to that at zero mixing.

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+2 votes

1 answer

Statement 1: Effectiveness of mixing in kneaders depends on the blade design. Statement 2: Kneaders have a high clearance between the two oppositely rotating blades and the vessel.

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+2 votes

1 answer

Statement 1: For non-Newtonian fluids, another term called apparent viscosity is used as their viscosity changes with the change in the shear rate. Statement 2: For non-Newtonian fluids, between the transition region, the power number for non-Newtonian fluids is slightly higher than that for Newtonian fluids.

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+2 votes

1 answer

Which of the following is NOT a method used for size reduction?

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+1 vote

1 answer

Statement 1: Grinding laws are based on the energy required for the creation of new surface area. Statement 2: In general, all the laws are based on the principle that the energy required per unit area of the surface is directly proportional to the size of the particle.

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

+2 votes

1 answer

In sedimentation, l – clear liquid zone, t- thick suspension zone, s- solid zone. With concentration of solids as the y-axis and the time as the x-axis, which curve does the following represent?

asked Jan 30, 2022 in Food Engineering by Amelia (93.7k points)

...