Today, all competitive exams are Multiple Choice Questions(MCQ) based examination system and the main factor is to answer each question in a prescribed time. So, practice as much as possible before the original test you are going to face.
Total number of Multiple Choice Question (MCQ) is 15 and time allotted for each question is 30 seconds. After the allotted time, the question will be marked as un-attempt.
QUIZ
Test Conducted by: ObjectiveBooks.com
Next Mock Tests:
01. As the reflux ratio increases, the slope of the operating line for rectifying section
(A) Increases
(B) Decreases
(C) Remain constant
(D) Data insufficient, cannot be predicted
Answer: Option A
02. Cast irons are generally specified by their
(A) Carbon percentage
(B) Tensile strength
(C) Hardness
(D) Iron percentage
Answer: Option B
03. Which of the following is not an alloy of copper and tin?
(A) Bell metal
(B) Gun metal
(C) Admiralty gun metal
(D) Monel metal
Answer: Option D
04. Molecular weight of crude oil is in the range of
(A) 100-120
(B) 230-250
(C) 450-550
(D) 600-850
Answer: Option B
05. Which is the most effective catalyst used in catalytic cracking of petroleum products?
(A) Iron oxide
(B) Nickel
(C) Vanadium pentoxide
(D) Zeolite
Answer: Option D
06. Detergent is added as an additive in engine lubricating oil to
(A) Reduce deposit formation
(B) Keep contaminants in suspension
(C) Increase oxidation stability
(D) Prevent rusting
Answer: Option A
07. Function of control rod in a nuclear reactor is to control
(A) Temperature
(B) Pressure
(C) Fuel consumption
(D) Absorption of neutrons
Answer: Option D
08. Which of the following may not need a control rod?
(A) Liquid metal cooled reactor
(B) Fast breeder reactor
(C) Candu reactor
(D) None of these
Answer: Option D
09. In paint industries, blending of light paste is done by using a
(A) Masticator
(B) Charge can mixer
(C) Kneader
(D) None of these
Answer: Option B
10. The distribution given by microscopic analysis of powder is
(A) Number
(B) Length
(C) Area
(D) Volume
Answer: Option A
11. Electrical energy consumed by a jaw crusher is not a function of the
(A) Average feed size
(B) Average product size
(C) Machine capacity
(D) None of these
Answer: Option D
12. The filter medium resistance is controlled by
(A) Pressure drop alone
(B) Flow rate alone
(C) Both pressure drop and flow rate
(D) Cake thickness
Answer: Option C
13. Driving force in case of filtration by a centrifuge is the
(A) Speed of the centrifuge
(B) Centrifugal pressure exerted by the liquid
(C) Narrow diameter of the vessel
(D) Formation of highly porous cake
Answer: Option B
14. Traces of solids are removed from, liquid in a
(A) Classifier
(B) Clarifier
(C) Sparkler filter
(D) Rotary vacuum filter
Answer: Option B
15. Puddling process is used for converting pig iron into
(A) Cast iron
(B) Wrought iron
(C) Mild steel
(D) Semi-steel
Answer: Option C
