Lead is
(A) Not resistant to corrosion
(B) Used as a cathodic material
(C) Not used as pigment (in its compound forms) for paints
(D) Used as a shock absorber (in mattress form) between the foundation and
steel framework of skyscraper buildings

1 Answer

Answer :

(D) Used as a shock absorber (in mattress form) between the foundation and
steel framework of skyscraper buildings

Related questions

Description : Pick out the wrong statement about coating/electroplating of metals. (A) Phosphate coating is used as an excellent base for paints & enamels (B) Phosphate coating is less corrosion resistant than ... coating metal is made the anode (D) Calorising is the process of coating steel with chromium

Last Answer : (D) Calorising is the process of coating steel with chromium

Description : . Plasticisers are added to paints to (A) Make it corrosion resistant (B) Make glossy surface (C) Give elasticity & prevent cracking of the film (D) Increase atmospheric oxidation

Last Answer : (C) Give elasticity & prevent cracking of the film

Description : Sacrificial anode method is used in the protection of pipelines which are buried underground. Sacrificial anode (A) Occurs higher in the electro-chemical series of metals (B) Is exemplified by magnesium plate (C) ... cathodic base material to be guarded against corrosion (D) All (A), (B) & (C)

Last Answer : (D) All (A), (B) & (C)

Description : The pigment used in paints for corrosive resistance, is (A) White lead (B) Ferrous oxide (C) Zinc white (D) Red lead

Last Answer : Answer: Option D

Description : Galvanic corrosion cannot be prevented by (A) Cathodic protection (B) Anodic protection (C) Usage of largest possible anodic area (D) Any one of these

Last Answer : Option B

Description : Is there a standard time ratio for how long it takes to build the foundation of a skyscraper, as opposed to the superstructure?

Last Answer : Interesting question, and not one that I can answer directly except to add that a geological survey of the site is an important component of building the foundation, and the depth of the ... importance of survey classes, and having a good understanding of the subject from a broader perspective.

Description : Corrosion in Steel girder bridges may be prevented by : a) Protective coatings by painting b) Metallising c) Use of epoxy based paints d) All the above*

Last Answer : d) All the above*

Description : Anodic material used for the cathodic protection of underground buried steel pipeline is (A) Nickel or copper (B) Zinc or magnesium (C) Bronze (D) Brass

Last Answer : (B) Zinc or magnesium

Description : The purpose of an impressed current cathodic protection system aboard ship is to _______________. A. prevent corrosion of the hull, propeller, rudder and line shafting B. neutralize the vessel's ... the presence of salt air D. maintain a minimum constant alternator load to prevent overheating

Last Answer : Answer: A

Description : Mild steel is (A) A low carbon steel (0.05 to 0.3% carbon) (B) Highly resistant to corrosion (as much as stainless steel) (C) A high carbon steel (0.5 to 1.5% carbon) (D) Very poor in strength & ductility

Last Answer : (A) A low carbon steel (0.05 to 0.3% carbon)

Description : Most common stainless steel type 316, which is highly resistant to corrosion contains (A) 16-13% Cr 10-14% Ni and 2-3% Mo (B) 20-22% Cr, and 8-10% Ni (C) 2-4% Cr, 22% NI and 2-4% Mo (D) None of these

Last Answer : (A) 16-13% Cr 10-14% Ni and 2-3% Mo

Description : Hastelloy C is a good material of construction in chemical process industry, since it is (A) Highly corrosion resistant and is readily fabricated (B) Relatively inexpensive although it can be ... most alkalis, particularly because of its copper content (D) Light and resists attack by acids

Last Answer : (D) Light and resists attack by acids

Description : The most resistant material to alkaline corrosion is (A) Duriron (B) Nickel (C) Aluminium (D) Karbate

Last Answer : (B) Nickel

Description : Which of the following is false? (a) Mica is usually found in metamorphic and igneous rocks (b) Aluminium has the advantage over iron as it is resistant to corrosion (c) line is mostly used in galvanising iron and steel goods (d) Manganese is largely used in making fertilizers

Last Answer : Ans: (d)

Description : Exposure to SO2 containing chimney gases results in the (A) Reduction in strength of leather & cloth (B) Acceleration of corrosion rates of metals (C) Increased drying & hardening time of paints (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Description : In SO3 absorber (Contact Process), packing material used is of (A) Cast iron (B) Chemical stoneware (C) Karbate (D) Mild steel

Last Answer : (B) Chemical stoneware

Description : Galvanising (i.e., zinc coating) of steel sheets is done to (A) Prevent its rusting by contact with corrosive atmosphere (B) Protect the base metal by cathodic protection (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) & (B)

Description : In paints, the pigment is responsible for (A) Durability (B) Colour (C) Smoothness (D) Glassy face

Last Answer : Answer: Option B

Description : The commonly used colour pigment in paints, is (A) Ambers (B) Carbon black (C) Iron oxide (D) All the above

Last Answer : Answer: Option D

Description : 'Corrosion-resistant material' and 'noncorrodible material' will include which of the following ____________. A. plastics B. silver C. copper-nickel D. all of the above

Last Answer : Answer: D

Description : V-Belt has efficiency and its works as a Shock absorber. a. Low c) High b. Very low d) Very High

Last Answer : High

Description : Can I replace the front fork on my bicycle with a suspension/shock absorber type fork. Should it be done by a pro?

Last Answer : You can change the fork and I figure it should probably be done by someone who knows what they are doing.

Description : Cheap

Last Answer : Need Answer

Description : Does the Casio watch have a built-in shock absorber?

Last Answer : Yes, the casio watch has a built in shock absorber.

Description : The tissues which act as shock absorber is 

Last Answer : adipose tissue.

Description : The advantages of electrometric bearings are a) Permits movement of the structure in all directions b) Serves as a shock absorber due to anti-vibration properties of elestomeric c) better dispersion of longitudinal forces to the approaches d) All of the above*

Last Answer : d) All of the above*

Description : Explain the constructional features of Gas filled shock Absorber with sketch.

Last Answer : Features: 1. Control tire motion better than non gas shock absorber 2. Vibration is reduced 3. Reduced aeration. 4. Improved handling.

Description : State the function of Shock Absorber

Last Answer : Function of Shock Absorber: The shock absorber is a part of suspension system used as springing device to compromise between flexibility and stiffness. It absorbs the energy of shock converted into the vertical movement of the axle by providing damping and dissipating the same in to heat.

Description : Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its (A) Corrosion resistance (B) Tensile strength (C) Machinability (D) Compressive strength

Last Answer : (C) Machinability

Description : Corrosion resistance of steel is increased by the addition of (A) Phosphorous and tungsten (B) Nickel and chromium (C) Lead and vanadium (D) Molybdenum and tungsten

Last Answer : (B) Nickel and chromium

Description : The most fire resistant paints are: (A) Enamel paints (B) Aluminium paints (C) Asbestos paints (D) Cement paints

Last Answer : Answer: Option C

Description : The amount of current flow required for the cathodic protection of a vessel is dependent upon the _________. A. amount of bare steel surface B. speed of the ship through the water C. temperature of the water D. all of the above

Last Answer : Answer: D

Description : Zinc is highly __________ at room temperature. (A) Ductile (B) Resistant to atmospheric corrosion (C) Malleable (D) Brittle

Last Answer : (B) Resistant to atmospheric corrosion

Description : A metallic alloy in general as compared to their pure metal components is (A) More corrosion resistant (B) Having higher melting point (C) Having lower hardness, reactivity and fusibility (D) Having lower electrical conductivity

Last Answer : (A) More corrosion resistant

Description : Alloys having more than 80% copper are generally more (A) Abrasion resistant (B) Corrosion resistant (C) Prone to season cracking (D) Machinable

Last Answer : (B) Corrosion resistant

Description : Wrought iron is not (A) Ductile & resistant to corrosion/rusting (B) Weldable easily (C) Having uniform strength in all directions (D) Having maximum tensile strength along the lines of slag distribution

Last Answer : Option C

Description : . In contact process, SO3 is absorbed in 97% H2SO4 and not in water, because (A) SO3 gas is sparingly soluble in water (B) Water forms an acid mist, which is difficult to absorb (C) The purity of acid is affected (D) Scale formation in the absorber is to be avoided

Last Answer : (B) Water forms an acid mist, which is difficult to absorb

Description : Pick out the wrong statement. (A) Alloys are harder than their component elements (B) Presence of silicon in steel decreases its electrical resistance (C) Karbate is an acid resistant material of construction ... , a steel alloyed with 10% Ni and 20% Cr can be used upto a temperature of 1100°C

Last Answer : (B) Presence of silicon in steel decreases its electrical resistance

Description : The removal of paint from electrical equipment, such as generators, should be cautiously undertaken because ____________. A. the mechanical shock of paint removal lessens the dielectric strength ... phase windings frequently become isolated from each other due to dust interference at the terminals

Last Answer : Answer: B

Description : Hydrochloric acid absorber in made of (A) Cast iron (B) Mild steel (C) Karbate (D) Stainless steel

Last Answer : (C) Karbate

Description : The bearing material that is most susceptible to corrosion is : Q. Babbit R. Copper-lead S. Aluminium T. Aluminium-babbit

Last Answer : Q. Babbit

Description : Pebble mills are tumbling mills widely used for grinding in the manufacture of paints & pigments and cosmetic industries, where iron contamination in the product is highly objectionable. Pebbles used in pebble mill are made of (A) Bronze (B) Stainless steel (C) Flint or porcelain (D) Concrete

Last Answer : (C) Flint or porcelain

Description : Which metals are very corrosion resistant?

Last Answer : Bronze.

Description : Wrought iron is resistant to rusting and corrosion due to the presence of

Last Answer : Wrought iron is resistant to rusting and corrosion due to the presence of A. Cementite `(Fe_(3)C)` B. ... 4)` Slages D. `MnSiO_(3)& FePO_(4)`slages

Description : What type of towel bars are more resistant to corrosion?

Last Answer : A ceramic of plastic towel bar will never corrode, a stainless steel bar will likely not corrode either.

Description : Stone ware pipes are A. Highly resistant to sulphide corrosion B. Highly impervious C. Hydraulically efficient because of their smooth interior surface D. Especially suited to pressure pipes

Last Answer : ANS: D

Description : The most corrosion-resistant metal?

Last Answer : Iridium

Description : Asbestos pipes are (A) Light in weight and easy to transport (B) Highly resistant to corrosion (C) High flexible to accommodate deflection upto 12° (D) All the above

Last Answer : (D) All the above

Description : Which of the following is not property of an alloy? a) strong b)resistant to corrosion c)hard d)Poor conductor of electricity

Last Answer : d)Poor conductor of electricity

Description : What is a trendy woman's watch that is shock resistant?

Last Answer : If your you want the watch to be able to take a few bumps, then your best bet is getting a sport watch. Sport Watches are extremely trendy, completely shock resistant, and are very high quality. May I suggest the Casio Baby-G BG169R-8 Gray Whale Digital Women�۪s Sport Watch