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Sterilization MCQs

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Practice free Sterilization multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 36 questions — no login required.

Question 19easy

The X90 value for a filtration system is

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Question 20easy

The value of K

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Question 21easy

Model proposed by the Friedlander, correlating the air filtration efficiency by impaction can be expressed as (where NSt is the Stokes number)

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Question 22easy

The collection efficiency by impaction increases with

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Question 23easy

The efficiency of fibrous filter by combined mechanism is given by(where ηimp,ηint,ηdif are the efficiencies by impaction, interception and diffusion respectively)

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Question 24easy

The heat conduction in dry air is

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Question 25easy

For laminar flow of Newtonian fluid through a smooth round pipe, the ratio of average fluid velocity to the maximum velocity is

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Question 26easy

The reduction of number of cells from 1010 to one will result into the del factor (Δ) of

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Question 27easy

Sterilization can be carried out by