Related Questions

Which is a natural colloid ?
A Sodium chloride
B Urea
C Cane-sugar
D Blood
Which of the following is not an ultrafine grinder (colloid mill)?
A Micronizers
B Agitated mills and fluid energy mills
C Toothed roll crusher
D Hammer mills with internal classification
Colloid particles
A Can be seen under ultra microscope
B Are non- dialyzable
C Can not pass through semi- permeable membrane
D Are about 600-1000nm in sizes
E Form homogenous solution in water
Followings are the colloid solution
A Hydroxyl ethyl starch
B Albumin
C Gelatin derivatives
D Ringers lactate solution
E One fifth normal saline
Colloid solutions are
A Albumin
B Gelatin derivatives
C Hydroxy ethyl starch
D 5% dextrose in normal saline
E Ringer's lactate solution
An emulsion is a colloid of a
A Gas in a liquid
B Liquid in a liquid
C Liquid in a gas
D Gas in a solid
Colloid mills achieve size reduction mainly by
A Impact
B Attrition
C Cutting
D Compression
Natural gas recovered along with crude oil from oil wells is called wet natural gas which has a higher __________ compared to the dry natural gas.
A Unsaturated hydrocarbon content
B Calorific value
C Quantity of propane
D Quantity of butane
The largest natural number, which exactly divides the product of any four consecutive natural numbers, is :
A 6
B 12
C 24
D 120
A simple spring-mass vibrating system has a natural frequency of $${{\text{f}}_{\text{n}}}.$$ If the spring stiffness is halved and the mass is doubled, then the natural frequency will become
A $$\frac{{{{\text{f}}_{\text{n}}}}}{2}$$
B $$2{{\text{f}}_{\text{n}}}$$
C $$4{{\text{f}}_{\text{n}}}$$
D $$8{{\text{f}}_{\text{n}}}$$

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