Related Questions

Natural rubber is obtained from latex, which is a colloidal dispersion of rubber in water. Which of the following is used as a coagulant in latex?
A Ammonium alum
B Potassium alum
C Both A & B
D Neither A nor B
A drink contains 20% cranberry juice, 20% raspberry juice and the rest i apple juice. You added 250 ml water in 750 ml of the drink. Now, what is the ratio of water to apple juice in the drink?
A 6:5
B 9:5
C 5:12
D 5:9
A drink contains 20% cranberry juice, 20% raspberry juice and the rest is apple juice. You added 250 ml water in 750 ml of the drink. Now, what is the ratio of water of water to apple juice in the drink?
A 6:5
B 9:5
C 5:12
D 5:9
A 19 liter mixture consists by volume of 1 part juice to 18 parts water. If x liters of juice and y liters of water are added to this mixture to make a 54 liter mixture consisting by volume of 1 part juice to 2 parts water, then what is the value of x?
A 36
B 35
C 27
D 18
The popular notion that a tree's age can be determined by counting number of internal rings in its trunk is generally true. Howeevr, to help regulate the internal temperature of the tree, the outermost layers of wood of the Brazilian ash often →peel away when the temperature exceeds 95 degrees Fahrenheit, leaving the tree with fewer rings than it would otherwise have. So only if the temperature in the Brazilian ash's environment never exceeds 95 degrees Fahrenheit →elav eing the tree with fewer rings than it would otherwise have. So only if the reliable measure of the tree's age. Which of the following is an assumption on whish the argument above depends?
A The growth of new rings in a trees is not a function of levels of precipitation.
B Only the Brazilaian ash loses rings because of excessive heat.
C One day of temperatures above 95 degrees Fahrenheit will cause the Brazilian ash to lose one ring.
D The internal rings of all tress are of uniform thickness
Owing to the equatorial bulge and the polar flattening, the polar radius of the earth falls short of the equatorial radius by about ________
A 22 km
B 36 km
C 41 km
D 53 km
Rubber latex is an example of __________ fluid.
A Dilatent
B Newtonion
C Pseudoplastic
D Bingham plastic
Rubber latex is an example of a __________ .fluid.
A Pseudoplastic
B Bingham plastic
C Dilatent
D Newtonion
Which of the following is used for the concentration of rubber latex?
A Agitated film evaporator
B Long tube vertical evaporator
C Short tube evaporator
D Calendria
The part of Equatorial region which has well developed rubber plantations is -
A Anazib basub
B Ubdibesua
C Zaure basub
D Nakatsua

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