

MCQOPTIONS
Saved Bookmarks
This section includes 5314 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Engineering knowledge and support exam preparation. Choose a topic below to get started.
5001. |
The efficiency of the ideal screens are ___ |
A. | Unity |
B. | Infinity |
C. | Zero |
D. | Can’t be determined |
Answer» B. Infinity | |
5002. |
What is a fistula? |
A. | The connection between two arteries |
B. | The connection between two veins |
C. | The connection between two capillaries |
D. | The connection between artery and vein |
Answer» E. | |
5003. |
State true or false: Developers cannot write their own functions into SQL |
A. | True |
B. | False |
Answer» C. | |
5004. |
Which of the following can be considered as List? |
A. | Number |
B. | T |
C. | NIL |
D. | Empty |
Answer» E. | |
5005. |
For wave propagation on grounded dielectric sheet, the equation to be satisfied by Ez , in the region of presence of dielectric 0‚â§x‚â§d for the propagation to be in Z direction$ |
A. | (∂<sup>2</sup>/∂x<sup>2</sup> + ∈<sub>r</sub>k<sub>0</sub><sup>2</sup>– β<sup>2</sup>) e<sup>Z(x,y)</sup>=0 |
B. | (∂<sup>2</sup>/∂x<sup>2</sup> + k<sub>0</sub><sup>2</sup>– β<sup>2</sup>) e<sup>Z(x,y)</sup>=0 |
C. | (∂<sup>2</sup>/∂x<sup>2</sup> – k<sub>0</sub><sup>2</sup>+β<sup>2</sup>) e<sup>Z(x,y)</sup>=0 |
D. | (∂<sup>2</sup>/∂x<sup>2</sup> + ∈<sub>r</sub>k<sub>0</sub><sup>2</sup>) e<sup>Z(x,y)</sup>=0 |
Answer» B. (‚Äö√Ñ√∂‚àö‚Ć‚àö√°<sup>2</sup>/‚Äö√Ñ√∂‚àö‚Ć‚àö√°x<sup>2</sup> + k<sub>0</sub><sup>2</sup>‚Äö√Ñ√∂‚àö√ë‚àö¬® ‚âà√≠‚Äö√¢¬ß<sup>2</sup>) e<sup>Z(x,y)</sup>=0 | |
5006. |
What is the concentration of polymer added to a belt filter press handling the primary sludge? |
A. | 2-5 kg/Mg dry solids |
B. | 1-4 kg/Mg dry solids |
C. | 5-10 kg/Mg dry solids |
D. | 10-12 kg/Mg dry solids |
Answer» C. 5-10 kg/Mg dry solids | |
5007. |
What is the combined feed ratio from the following? |
A. | Quantity of mixed feed stream to the quantity of fresh feed stream |
B. | Quantity of recycle stream to the quantity of fresh feed stream |
C. | Quantity of fresh feed stream to the quantity of recycle stream |
D. | Quantity of fresh feed stream to the quantity of mixed feed stream |
Answer» B. Quantity of recycle stream to the quantity of fresh feed stream | |
5008. |
Unit of payment in MKS of supply paint ready mix is_________ |
A. | per litre |
B. | per gl |
C. | per lb |
D. | per cu m |
Answer» B. per gl | |
5009. |
How are identifiers quoted in MySQL? |
A. | single quotes |
B. | double quotes |
C. | backticks |
D. | can’t be quoted |
Answer» D. can‚Äö√Ñ√∂‚àö√ë‚àö¬•t be quoted | |
5010. |
Nitrocellulose is flammable in nature. |
A. | True |
B. | False |
Answer» B. False | |
5011. |
Which of the following compounds can minimize the fluctuations in surface tension of emulsion in emulsion polymerization? |
A. | soaps |
B. | cetyl alcohol |
C. | dextrin |
D. | peroxides |
Answer» C. dextrin | |
5012. |
Compass surveying is recommended when the area is _______ |
A. | Large, even and crowded with many details |
B. | Small, undulating and not details are crowded |
C. | Large, undulating and crowded with many details |
D. | Small, even and crowded with many details |
Answer» D. Small, even and crowded with many details | |
5013. |
Γg= dβ / C*dk. What is β in the given equation?$ |
A. | Attenuation constant |
B. | Propagation constant |
C. | Boltzmann’s constant |
D. | Free-space |
Answer» C. Boltzmann‚Äö√Ñ√∂‚àö√ë‚àö¬•s constant | |
5014. |
Spent caustic from metal finishing is an example for ____ waste category. |
A. | Organic aqueous |
B. | Inorganic aqueous |
C. | Organic liquid |
D. | Organic sludge |
Answer» C. Organic liquid | |
5015. |
The movement of soil under the action of load can be prevented by confining the ground by use of _________ |
A. | Steel pile |
B. | Sand pile |
C. | Timber pile |
D. | Sheet pile |
Answer» E. | |
5016. |
We can define ________ number of sites with one copy of dreamweaver installed on our computer. |
A. | 990 |
B. | 10 |
C. | only 1 |
D. | unlimited |
Answer» E. | |
5017. |
The flow past cylinder is also called as _________ |
A. | Vortex flow |
B. | Source flow |
C. | Rankine oval of equal axes |
D. | Newton’s ring |
Answer» D. Newton‚Äö√Ñ√∂‚àö√ë‚àö¬•s ring | |
5018. |
Power is transmitted by an electric motor to a machine by using a belt drive. The tensions on the tight and slack side of the belt are 2200 N and 1000 N respectively and diameter of the pulley is 600 mm. If speed of the motor is 1500 r.p.m, find the power transmitted. |
A. | 46.548 kW |
B. | 56.548 kW |
C. | 66.548 kW |
D. | 76.548 kW |
Answer» C. 66.548 kW | |
5019. |
Find the fundamental natural period of this building? |
A. | 1.175 |
B. | 1.275 |
C. | 1.375 |
D. | 1.475 |
Answer» D. 1.475 | |
5020. |
What is the indirect cause for warping or folding? |
A. | Homogenous strata |
B. | Non-homogenous strata |
C. | Inclined strata |
D. | Curved strata |
Answer» C. Inclined strata | |
5021. |
Unit of flow resistance is_________ |
A. | N/m<sup>2</sup> |
B. | m<sup>2</sup>/N |
C. | KN/Kg |
D. | No unit |
Answer» E. | |
5022. |
In the phrase, love for humanity, the preposition is related to possession. |
A. | True |
B. | False |
Answer» C. | |
5023. |
Which of the following command is used to display the departments of the instructor relation? |
A. | Select * from instructor where Dept_name = Finance; |
B. | Select * from instructor ; |
C. | Select dept_name from instructor; |
D. | Select dept_name for instructor where Name=Jackson; |
Answer» B. Select * from instructor ; | |
5024. |
How many equations are solved per joints while solving space trusses? |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 4 |
Answer» D. 4 | |
5025. |
Foot is formed of 4 parts. |
A. | True |
B. | False |
Answer» C. | |
5026. |
Which of the following will give maximum chip flow during machining? |
A. | Hard material |
B. | Ductile material |
C. | Brittle material |
D. | All of the mentioned |
Answer» C. Brittle material | |
5027. |
It is often preferable to use a larger section, because it means a saving on: |
A. | Deflection |
B. | Cost |
C. | Stress |
D. | Strain |
Answer» B. Cost | |
5028. |
Breathing rate in human is controlled by _____________ |
A. | Medulla oblongata |
B. | Cerebellum |
C. | Hypothalamus |
D. | Thalamus |
Answer» B. Cerebellum | |
5029. |
If nth derivative of xy3 + x2y2 + x3y0 = 0 then order of its nth differential equation is, |
A. | n |
B. | n+1 |
C. | n+2 |
D. | n+3 |
Answer» E. | |
5030. |
Which of the following will display complete list of available cursor flags ? |
A. | cursor.Option() |
B. | cursor.addOption() |
C. | cursor.addOptions() |
D. | all of the mentioned |
Answer» C. cursor.addOptions() | |
5031. |
Which one of the following is an effective catalysts for converting gas oil? |
A. | Molybdenum |
B. | Aluminum |
C. | Nickel |
D. | All of the mentioned |
Answer» B. Aluminum | |
5032. |
Which contact cut occupies smaller area? |
A. | buried contact |
B. | butting contact |
C. | buried & butting contact |
D. | none of the mentioned |
Answer» B. butting contact | |
5033. |
Which is the active catalyst for hydrogenation of lauryl ester? |
A. | Nickel |
B. | Copper-ammonium chromate |
C. | Aluminium oxide |
D. | Potassium permanganate |
Answer» C. Aluminium oxide | |
5034. |
___________ is added for supporting writing single replica files in memory. |
A. | ROM_DISK |
B. | ARCHIVE |
C. | RAM_DISK |
D. | All of the mentioned |
Answer» D. All of the mentioned | |
5035. |
What is the difference between manometer and differential manometer? |
A. | Differential manometer has gas in empty space |
B. | Manometer has gas in empty space |
C. | Differential manometer has liquid in empty space |
D. | Manometer has liquid in empty space |
Answer» B. Manometer has gas in empty space | |
5036. |
How many moles of C3H8 are there in the bucket? |
A. | 1 |
B. | 2 |
C. | 4 |
D. | 6 |
Answer» B. 2 | |
5037. |
Gate delay is given by |
A. | Ron/Cg |
B. | Ron * Cg |
C. | Cg/Ron |
D. | Cg<sup>2</sup> /Ron |
Answer» C. Cg/Ron | |
5038. |
A user creates a link to a file file1 using the following command “ln file1 file2”. Which of the following is not true?$ |
A. | file1 and file2 have the same inode numbers |
B. | The number of links for file1 is displayed as 1 |
C. | The number of links for file1 is displayed as 2 |
D. | The number of links for file2 is displayed as 2 |
Answer» C. The number of links for file1 is displayed as 2 | |
5039. |
Which of the below symbols is a newline character? |
A. | \r |
B. | \n |
C. | /n |
D. | /r |
Answer» B. \n | |
5040. |
Where is memory address stored in a C program? |
A. | stack |
B. | pointer |
C. | register |
D. | accumulator |
Answer» C. register | |
5041. |
In which writing scheme does all the data writes go through to main memory and update the system and cache? |
A. | write-through |
B. | write-back |
C. | write buffering |
D. | no caching of writing cycle |
Answer» B. write-back | |
5042. |
What is the value of magnetic pressure used in Magnetic abrasive machining? |
A. | 0 – 30 kPa |
B. | 50 – 100 kPa |
C. | 100 – 200 kPa |
D. | 200 – 500 kPa |
Answer» B. 50 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 100 kPa | |
5043. |
_____ is a financial estimate for the costs of the use of a product or service over its lifetime. |
A. | TCO |
B. | TOC |
C. | COT |
D. | All of the mentioned |
Answer» B. TOC | |
5044. |
What is the value of orifice diameter in Abrasive water jet machining? |
A. | 0.01 – 0.03 mm |
B. | 0.03 – 0.09 mm |
C. | 0.10 – 0.30 mm |
D. | 0.30 – 0.90 mm |
Answer» D. 0.30 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 0.90 mm | |
5045. |
Which of the following partitions the key space ? |
A. | Partitioner |
B. | Compactor |
C. | Collector |
D. | All of the mentioned |
Answer» B. Compactor | |
5046. |
In a system if, Accumulation = Generation – Consumption, where both the terms are distinct and non-zero, then the system is which of the following?$ |
A. | Steady-state |
B. | Closed |
C. | Non-reactive |
D. | None of the mentioned |
Answer» C. Non-reactive | |
5047. |
A 4-pole Dc wound machine is lap wound with 400 conductors. The pole shore is 20 cm long and average flux density over one-pole pitch is 0.4 T, the armature diameter being 30 cm. What is the value of induced emf? |
A. | 188 V |
B. | 276 V |
C. | 94 V |
D. | 188 mV |
Answer» B. 276 V | |
5048. |
Class C4 of class C schedule II focus on _____ |
A. | Corrosivity |
B. | Flammability |
C. | Toxicity |
D. | Reactivity |
Answer» D. Reactivity | |
5049. |
_______ Heat exchanger is needed for cream than for milk, if capacities and temperature programs are identical. |
A. | Larger |
B. | Smaller |
C. | Similar |
D. | Stagnant |
Answer» B. Smaller | |
5050. |
_______________ is commonly used as a mask for Si etching. |
A. | Silicon dioxide |
B. | Silicon nitride |
C. | Silicone gel |
D. | Silicon sulphate |
Answer» C. Silicone gel | |