Thrust imparted to the rocket is governed by the:
(a) third law of thermodynamics
(b) gravitational law
(c) newton’s third law
(d) none of the above
Which of the following is used in rocket propellants?
(d) All of these
A combination of nitrocellulose and nitroglycerine is a propellant of the type:
(a) hybrid propellant
(b) mono propellant
(c) double base propellant
(d) biliquid propellant
The poisonous gas evolved in Bhopal tragedy from the pesticide plant of Union Carbide Co. was:
(a) CO (b) methyl isocyanate
(c) phosgene (d) chloropicrin
Oil of winter green and salol are the esters of:
(a) salicylic acid
(b) lactic acid
(c) acetic acid
(d) sulphanilic acid
Which of the following is an example of basic dye ?
(b) Malachite green
(d) Orange I
Which of the following is not a chromophore?
Which of the following groups is not an auxochrome ?
Alizarin a mordant dye is not used in:
(a) cotton dyeing
(d) Chromium lakes for wood dyeing
A certain dye was prepared from a plant grown on a large scale in India. Name the dye:
(a) Malachite green
(b) Congo red