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This section includes 2374 Mcqs, each offering curated multiple-choice questions to sharpen your Embedded Systems knowledge and support exam preparation. Choose a topic below to get started.
801. |
6,6 Nylon is manufactured from ____________ |
A. | polyethylene |
B. | polyester |
C. | adipic acid |
D. | sulfuric acid |
Answer» D. sulfuric acid | |
802. |
What are the series of steps involved in viscose process? |
A. | Alkali conversion-Solubilization-Acid regeneration |
B. | Acid regeneration-Solubilization-Alkali conversion |
C. | Solubilization-Acid Regeneration-Alkali conversion |
D. | Acid Regeneration-Alkali conversion-Solubilization |
Answer» B. Acid regeneration-Solubilization-Alkali conversion | |
803. |
How is cellulose manufactured in industry? |
A. | Xanthate process |
B. | Contact process |
C. | Monte carteni process |
D. | Natural process |
Answer» B. Contact process | |
804. |
Which is the most commonly used dying fibre? |
A. | Rayon |
B. | Nylon |
C. | Polyester |
D. | Viscose |
Answer» C. Polyester | |
805. |
What is the main raw material of Viscose rayon? |
A. | Bagasse |
B. | Sugar |
C. | Wood pulp |
D. | Polyester |
Answer» D. Polyester | |
806. |
Viscose is a weak fibre. |
A. | True |
B. | False |
Answer» B. False | |
807. |
Which among the following is known as poor man’s silk? |
A. | Wool |
B. | Cotton |
C. | Linen |
D. | Viscose |
Answer» E. | |
808. |
Which sector of textile industry is called worsted industry? |
A. | Cotton |
B. | Linen |
C. | Wool |
D. | Nylon |
Answer» D. Nylon | |
809. |
How is synthetic polymeric fibres made? |
A. | Spinning |
B. | Weaving |
C. | Filamenting |
D. | Attrition |
Answer» B. Weaving | |
810. |
What are synthetic polymeric fibres? |
A. | Multifunctional monomers forming three or more active covalent bonds |
B. | Linear chains joined one to another at various positions |
C. | Linear molecules formed by extrusion |
D. | Polymers with side branches |
Answer» D. Polymers with side branches | |
811. |
Which of the following is occluding junction? |
A. | Adherence junction |
B. | Desmosomes |
C. | Tight junction |
D. | Gap junction |
Answer» D. Gap junction | |
812. |
Which of the following take part in relaxation of muscles? |
A. | Nebulin |
B. | Titin |
C. | Tropomodulin |
D. | Myomesin |
Answer» C. Tropomodulin | |
813. |
Cell shape and cellular motility is determined by the ___________ |
A. | Centrioles |
B. | Intermediate filament |
C. | Microtubule |
D. | Microfilaments |
Answer» D. Microfilaments | |
814. |
Trepanning is feasible for hard materials. |
A. | true |
B. | false |
Answer» C. | |
815. |
Which of the following is a pipe like cutting tool? |
A. | center drill |
B. | half round drill |
C. | gun drill |
D. | none of the mentioned |
Answer» E. | |
816. |
In half round drill, base is weak. |
A. | true |
B. | false |
Answer» C. | |
817. |
How many flutes are there in half round drill and gun drill? |
A. | one |
B. | two |
C. | may be one or two |
D. | none of the mentioned |
Answer» D. none of the mentioned | |
818. |
According to specific use, drill can be classified as______ |
A. | center drill |
B. | step drill |
C. | both center drill and step drill |
D. | none of the mentioned |
Answer» D. none of the mentioned | |
819. |
What is the mass balance in complete setup in this backward feed evaporator? |
A. | F=P1+E1 |
B. | P3=P1+S1 |
C. | F=P3+E1 |
D. | F=P1+E3 |
Answer» E. | |
820. |
What is the Evaporator economy of the 1st effect if we evaporate 10kg/hr of water from a feed of 50kg/hr at a temperature of 25oC to a final temperature of 100oC in an hour in a triple effect forward feed evaporator which has steam supply of 25kg/hr? Given the concentration changes from a value of 0.3 to 0.55 in the 1st effect of the setup.Latent heat of vaporization of water = 2,260 kJ/kgSpecific heat capacity = 6 KJ/Kg K |
A. | 95% |
B. | 91% |
C. | 68% |
D. | 33% |
Answer» C. 68% | |
821. |
We have a triple effect evaporator which has steam supply of 5kg/hr, the setup is a forward pass setup, the feed enters the 1st setup at 10kg/hr of 50% concentration and leaves the final effect at 75% concentration. What is the economy of this setup? |
A. | 65% |
B. | 66% |
C. | 68% |
D. | 33% |
Answer» C. 68% | |
822. |
Which type of feeding is supposed to give maximum economy to a particular consumption? |
A. | Forward feed |
B. | Backward feed |
C. | Parallel feed |
D. | Mixed feed |
Answer» C. Parallel feed | |
823. |
The formula for the economy of the evaporator does not depend on the type of feeding. |
A. | True |
B. | False |
Answer» B. False | |
824. |
Carry out the mass balance on the 1st effect of the following setup. |
A. | P3 = P1+E1 |
B. | P3 = P1+S1 |
C. | P1 = P3+E1 |
D. | P = P1+E1 |
Answer» B. P3 = P1+S1 | |
825. |
We have a triple effect evaporator which has steam supply of 5kg/hr, the setup is a forward pass setup, feed enters the 1st setup at 10kg/hr of 50% concentration and leaves the final effect at 75% concentration. What is the product discharged from this setup? |
A. | 6.67kg/hr |
B. | 3.33kg/hr |
C. | 10kg/hr |
D. | 11kg/hr |
Answer» B. 3.33kg/hr | |
826. |
We have a triple effect evaporator which has steam supply of 5kg/hr, the setup is a forward pass setup, feed enters the 1st setup at 10kg/hr of 50% concentration and leaves the final effect at 75% concentration. What is the evaporate discharged if the total evaporate from 1st and 2nd effect are 2kg/hr and 1kg/hr respectively? |
A. | 6.67 kg/hr |
B. | 3.33 kg/hr |
C. | 0.36 kg/hr |
D. | 0.33 kg/hr |
Answer» E. | |
827. |
What is the economy of the 3rd effect in the following mixed feed evaporator? |
A. | ∈ = S/(E1+E2+E3) |
B. | ∈ = E1/(E1+E2+E3) |
C. | ∈ = E3/E2 |
D. | ∈ = E2/E1 |
Answer» D. ∈ = E2/E1 | |
828. |
What is the economy of the given Forward feed evaporator? |
A. | ∈ = S /(E1+E2+E3) |
B. | ∈ = E1/(E1+E2+E3) |
C. | ∈ = E3/E2 |
D. | ∈ = E2/E1 |
Answer» E. | |
829. |
In the given setup, what is the capacity of the 2nd effect of this parallel feed evaporator? |
A. | E1 + E2 + E3 |
B. | E3 |
C. | E2 |
D. | E1 + E2 |
Answer» B. E3 | |
830. |
In the given setup, what is the capacity of this forward feed evaporator? |
A. | E1 + E2 + E3 |
B. | E3 |
C. | E1 |
D. | E1 + E2 |
Answer» B. E3 | |
831. |
The non scouring velocity required for cast iron sewer pipes is __________ |
A. | 50cm/Sec |
B. | 350cm/Sec |
C. | 160cm/Sec |
D. | 220cm/Sec |
Answer» C. 160cm/Sec | |
832. |
The non scouring velocity is 260cm/Sec. The type of material of the sewer is __________ |
A. | Earth channels |
B. | Stone ware sewers |
C. | Brick lined sewer |
D. | Cement concrete sewer |
Answer» E. | |
833. |
The self cleansing velocity required for coarse sand is __________ |
A. | 10cm/Sec |
B. | 20cm/Sec |
C. | 30cm/Sec |
D. | 40cm/Sec |
Answer» C. 30cm/Sec | |
834. |
The expression for the self cleansing velocity is given by ____________ |
A. | (8*B* (G-1) *g*d/f)1/3 |
B. | (8*B* (G-1) *g*d/f) 2 |
C. | (8*B* (G-1) *g*d/f) |
D. | (8*B* (G-1) *g*d/f)1/2 |
Answer» E. | |
835. |
_______ is the velocity at which the solid matter in sewage remained in suspended form. |
A. | Settling velocity |
B. | Self cleansing velocity |
C. | Mean velocity |
D. | Non Scouring velocity |
Answer» C. Mean velocity | |
836. |
In wire cut EDM, machine movement is accomplished with precision lead screws with recirculating ball bearings. |
A. | True |
B. | False |
Answer» B. False | |
837. |
The de-ionised water is used for flush away the burr as well as to cool the workpiece. |
A. | True |
B. | False |
Answer» B. False | |
838. |
The heat of each electrical spark generated during machining is around_____ Fahrenheit |
A. | 1,000° to 2,000° |
B. | 1,100° to 5,000° |
C. | 10,000° to 12,000° |
D. | 15,000° to 21,000° |
Answer» E. | |
839. |
Which of the following materials is not machined by wire cut EDM? |
A. | Inconel |
B. | Graphite |
C. | Tool steel |
D. | Hastaloy |
Answer» E. | |
840. |
Fining is an agent for inhibiting sedimentation. |
A. | True |
B. | False |
Answer» C. | |
841. |
Krausen is the cauliflower head formed during active fermentation. |
A. | True |
B. | False |
Answer» B. False | |
842. |
What do you mean by Racking? |
A. | Removal of sweet wort |
B. | Inoculation of wort with yeast |
C. | Separation of green beer of yeast |
D. | Method of raising the temperature |
Answer» D. Method of raising the temperature | |
843. |
Lager is a ____________ |
A. | Period of low-temperature |
B. | The vessel used for boiling |
C. | Cauliflower head |
D. | Style of beer |
Answer» E. | |
844. |
Carrageenan is ______________ |
A. | Polysaccharide |
B. | Monosaccharide |
C. | Trisaccharide |
D. | Disaccharide |
Answer» B. Monosaccharide | |
845. |
What do you mean by cold conditioning? |
A. | High-temperature storage |
B. | Low-temperature storage |
C. | Low-pressure storage |
D. | High-pressure storage |
Answer» C. Low-pressure storage | |
846. |
Which of the following results in a decrease in specific gravity of wort? |
A. | Attenuation |
B. | Ageing |
C. | Cropping |
D. | Hopping |
Answer» B. Ageing | |
847. |
Ale is ____________ |
A. | A carbohydrate source |
B. | A beer brewed from malted barley |
C. | A flavour imparting substance |
D. | A yeast |
Answer» C. A flavour imparting substance | |
848. |
Which of the following is the process of maturation? |
A. | Malting |
B. | Mashing |
C. | Ageing |
D. | Attenuation |
Answer» D. Attenuation | |
849. |
Who concluded that a normal 12° Plato wort required minimum FAM concentration of 160 m/l? |
A. | Casey and Ingledew |
B. | Hermia and Schaus |
C. | Buhler and Copper |
D. | Copper and Schaus |
Answer» B. Hermia and Schaus | |
850. |
Which of the following effects the yeast? |
A. | The high concentration of wort |
B. | Low concentration of wort |
C. | High precipitation of protein |
D. | Low precipitation of protein |
Answer» B. Low concentration of wort | |