Question 1

Containers meant for storage of injections (buffered & unbuffered aqueous solutions) are made from one of the following type of glasses.

Accepted Answer

A) Borosilicate 
B) General Purpose 
C) Lime soda 
D) Neutral A

Question 2

Centrifugal method is used for one of the following process:

Accepted Answer

A) Mixing 
B) Purification 
C) Separation 
D) Sizing C

Question 3

In Cyclone separator, the separation depends on:

Accepted Answer

A) Size & Shape 
B) Shape and Surface area 
C) Size & Density 
D) Surface texture & Size C

Question 4

Who has proposed that the filtration process is similar to the streamline flow of a liquid under pressure through capillaries?

Accepted Answer

A) Carman 
B) Darcy 
C) Kozeny 
D) Poiseuilli

Question 5

In Pharmaceutical packing, collapsible tubes made from lead are not used as such, for one of the following reason.

Accepted Answer

A) Costly metal 
B) Difficulty in packing 
C) Risk of Poisoning 
D) Soft in strength

Question 6

The ability of a metal surface to withstand repeated cycles of corrosion is known as:

Accepted Answer

A) Cavitation erosion 
B) Corrosion fatigue 
C) Erosion 
D) Stress of corrosion cracking

Question 7

Which metal makes steel corrosion resistant?

Accepted Answer

A) Copper and selenium 
B) Tantalum and molybdenum 
C) Chromium and Nickel 
D) Titanium and Niobium

Question 8

Dry spots are formed during one of the following period?

Accepted Answer

A) Constant Rate period 
B) First Falling period 
C) Initial Adjustment period 
D) Second falling period

Question 9

One of the following glass containers is used for the storage of light sensitive pharmaceuticals.

Accepted Answer

A) Air-Tight 
B) Amber Colored 
C) Unit Dose 
D) Well closed

Question 10

Water Attack test is performed on glass in order to find the limits of one of the following?

Accepted Answer

A) Acid liberated 
B) Alkali liberated 
C) Conductivity 
D) Metal ions

Question 11

Filtration is a unit operation that is commonly used for collecting:

Accepted Answer

A) Filtrate 
B) Particulate matter 
C) Precipitate 
D) Slurry

Question 12

Which is the principle difference in the properties that influences centrifugation?

Accepted Answer

A) Densities 
B) Interfacial Tensions 
C) Particle size 
D) Viscosities

Question 13

Eutectic Point is an important factor for one of the following drying processes?

Accepted Answer

A) Drum Drying 
B) Fluidized Bed Drying 
C) Tray drying 
D) Freeze Drying

Question 14

Which product is NOT dried by spray dryer?

Accepted Answer

A) Serum 
B) Fruit Juice 
C) Lactose 
D) Bacterial & viral cultures

Question 15

Galvanic Corrosion is observed, when external electric current in solution is passed between one of the following combinations:

Accepted Answer

A) Gold & Platinum 
B) Iron & hydrogen 
C) Iron & Iron 
D) Zinc & Copper

Question 16

One of the theories is NOT applicable to distillation:

Accepted Answer

A) Graham's law of diffusion 
B) Law of conservation of energy 
C) Law of conservation of matter 
D) Raoult's Law

Question 17

Corrosion of metals is fairly high in one of the following medium:

Accepted Answer

A) Acidic 
B) Alkaline 
C) Neutral 
D) Non-Aqueous

Question 18

The correct definition of filtration is:

Accepted Answer

A) When solids are present in a very low concentration, i.e., not exceeding 1.0% w/v, the process of its separation from liquids 
B) When solids are present in a very low concentration, i.e., not exceeding 5.0% w/v, the process of its separation from liquids 
C) When solids are present in a very low concentration, i.e., not exceeding 2.0% w/v, the process of its separation from liquids 
D) When solids are present in a very low concentration, i.e., not exceeding 7.0% w/v, the process of its separation from liquids

Question 19

Hermetic sealed containers are also known as:

Accepted Answer

A) Air-Tight Containers 
B) Multi-dose containers 
C) Single-Dose containers 
D) Well-closed containers

Exam 5: Materials and Processes