Description : If a metal can be drawn into wires relatively easily it is called: w) malleable x) ductile y) extractive z) tactile
Last Answer : ANSWER: X -- DUCTILE
Description : A material is called 'ductile', if it can be (A) Drawn into wires (B) Hammered to a thin sheet (C) Fractured without deformation (D) Made lustrous by heating it
Last Answer : (A) Drawn into wires
Description : Which of the following statements about the physical properties of metal is not correct? (a) All metals are solid except mercury (b) Most metals are hard except sodium and potassium (c) Metals are not malleable (d) Most metals are ductile
Last Answer : Ans:(c)
Description : Pick out the wrong statement. (A) Metal/alloys having hexagonal crystal lattice structure are less malleable than those having cubic crystal lattice structure (B) Metal/alloys having body centred cubic ... D) Both ferritic & austenitic stainless steel has a face centred cubic (fcc) crystal structure
Last Answer : (C) Tungsten has a body centred cubic (bcc) crystal lattice structure
Description : Nichrome wire is used as a heating element I many appliances because (a) it can be drawn out into wires easily (b) it has high resistivity (c) it resists oxidation in air when red hot (d) both (b) and (c) are correct
Last Answer : Ans:(d)
Description : What type of solid is ductile and malleable?
Last Answer : Several metals are ductile and malleable.
Description : (3) reflection of light due to the presence of free electrons Explanation: Lustre (or luster) is the way light interacts with the surface of a crystal, rock, or mineral. The word ... conductivity, and high density. Typically they are malleable and ductile, deforming -under stress without cleaving.
Last Answer : Cloud is a colloidal dispersion of – (1) Air in a dispersion medium of water (2) Fog in a dispersion medium of water (3) Mist in a dispersion medium of air (4) Water drops in a dispersion medium of air
Description : Polystyrene is a __________ plastic at room temperature. (A) Ductile (B) Brittle (C) Malleable (D) None of these
Last Answer : (B) Brittle
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 material capable of undergoing large permanent deformation, when subjected to compression is termed as (A) Malleable (B) Ductile (C) Brittle (D) None of these
Last Answer : (A) Malleable
Description : Wrought iron is (A) High carbon iron (B) Highly resistance to acid corrosion (C) Malleable & ductile; and hence is used for chain links, hooks & couplings (D) An alloy of iron, chromium & carbon
Last Answer : (C) Malleable & ductile; and hence is used for chain links, hooks & couplings
Description : Cast iron is a __________ material. (A) Brittle (B) Ductile (C) Tough (D) Malleable
Last Answer : (A) Brittle
Description : Steel produced from phosphatic iron is __________ in nature. (A) Malleable (B) Ductile (C) Brittle (D) Tough
Last Answer : (C) Brittle
Description : __________ iron is produced by the annealing of white cast iron. (A) Malleable (B) Nodular (C) Ductile (D) Grey
Description : Increasing sulphur content in pig iron tends to make it (A) Soft (B) Hard (C) Tough (D) Ductile & malleable
Last Answer : Option B
Description : The most malleable, ductile low resistivity material is (A) Copper. (B) Aluminium. (C) Silver. (D) Iron.
Last Answer : (C) Silver.
Description : The most malleable metal is - (1) platinum (2) silver (3) gold (4) iron
Last Answer : (3) gold Explanation: Gold is the most malleable of all metals; a single gram can be beaten into a sheet of 1 square meter, and an ounce into 300 square feet.
Description : In extractive metallurgy of lead, the reduction of the roasted ore to the molten metal by heating with coke is called
Last Answer : In extractive metallurgy of lead, the reduction of the roasted ore to the molten metal by heating with ... B. roasting C. calcination D. None of these
Description : Non-metals cannot be drawn into wires. Why ? [DAV2008] -Science
Last Answer : Non-metals are not ductile, therefore they cannot be drawn into wires.
Description : `1kg` piece of copper is drawn into a wire `1mm` thick and another piece into a wire `2mm` thick. Compare the resistance of these wires.
Last Answer : `1kg` piece of copper is drawn into a wire `1mm` thick and another piece into a wire `2mm` thick. Compare the resistance of these wires.
Description : Property of material which allows it to be drawn out into wires is (A) Ductility. (B) Solder ability. (C) Super conductivity. (D) Malleability.
Last Answer : (A) Ductility.
Description : The property of materials by which they can be drawn into wires is known as: A) malleability B) elasticity C) creep D) ductility
Last Answer : The property of materials by which they can be drawn into wires is known as: ductility
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 : Ultimate strength of cold drawn high steel wires (A) Increases with increase in diameter of bar (B) Decreases with increase in diameter of bar (C) Does not depend on diameter of bar (D) None of the above
Last Answer : Answer: Option B
Description : Which of the following has high tensile strength? (A) Plain hot rolled wires (B) Cold drawn wires (C) Heat treated rolled wires (D) All have same tensile strength
Description : Which is the most malleable metal? -General Knowledge
Last Answer : The answer is 'Brajesh Mishra'
Last Answer : answer:
Description : Which is the metal malleable at room temperature?
Last Answer : Magnesium
Description : The most malleable metal is (a) Platinum (b) Silver (c) Iron (d) Gold
Description : The most malleable metal is?
Last Answer : gold
Description : Which is the most malleable metal?
Last Answer : Gold
Description : Tungsten is used for the manufacture of the filament of an electric bulb, because – (1) It is a good conductor (2) It is economical (3) It is malleable (4) It has a very high melting point
Last Answer : (4) It has a very high melting point Explanation: Tungsten is used because it has the highest melting point of all the metallic elements. It melts at 3410 degrees Celsius. When current passes ... bulb. The first successful light bulb filaments were made of carbon (from carbonized paper or bamboo).
Description : Tungsten is used for the manufacture of the filament of an electric bulb, because (1) It is a good conductor (2) It is economical (3) It is malleable (4) It has a very high melting point
Last Answer : It has a very high melting point
Description : Thorium metal (A) Resembles steel in appearance (B) Is less hard (in the range of silver) (C) Is highly ductile (D) All (A), (B) and (C
Last Answer : (D) All (A), (B) and (C
Description : Which of the following is prone to cup and cone fracture? (A) Cast iron (B) Soft brass (C) Round specimen of ductile metal (D) Flat tensile specimen of ductile metal
Description : Which of the following metal is the most ductile metal?
Description : Which stress strain curve is more steep (a) For a ductile material (b) For a brittle material (c) For a pure metal (d) None
Last Answer : b) For a brittle material
Description : Pick out the wrong statement. (A) Tin can be readily and very easily drawn into very fine wire (B) Tin can be severely cold worked without the necessity of annealing due to its low recrystallisation temperature (C) Tin exists in two allotropic forms
Last Answer : (A) Tin can be readily and very easily drawn into very fine wire
Description : (1) aluminium powder and ammonium nitrate Explanation: Ammonal is an explosive made up of ammonium nitrate and aluminium powder. The ammonium nitrate functions as an oxidizer and the aluminium ... a fairly substantial shock, though it is still more sensitive than trinitrotoluene and composition C4.
Last Answer : Gelatin is mostly used in making icecreams in order to - (1) prevent making a colloid (2) stabilise the colloid and prevent crystallisation (3) stabilise mixture (4) enrich the aroma
Description : Attitude, once established Options: A) Generally continue to exist even if they do not provides satisfaction for one's motives B) Can be changed relatively easily by introducing ... effectively by intellectual appeal than by emotional appeal D) Are often maintained through selective perception
Last Answer : D) Are often maintained through selective perception
Description : What structures through the tactile stimuli and travels after being converted into neural signals?
Last Answer : Need answer
Description : Black liquor is converted into white liquor by (A) Evaporation and burning the concentrate followed by causticisation of products (B) Multi-effect evaporation only (C) Selective liquid extraction (D) Extractive distillation
Last Answer : (A) Evaporation and burning the concentrate followed by causticisation of products
Description : 'Shock-absorbers are usually made of steel as it – (1) is not brittle (2) has lower elasticity (3) has higher elasticity (4) has no ductile property
Last Answer : (3) has higher elasticity Explanation: A shock absorber is a mechanical device designed to smooth out or damp shock impulse, and dissipate kinetic energy. Steel is an alloy made by combining iron and other elements, the most common of these being carbon.
Description : Substances that elongate considerably and undergo plastic deformation before they break are known as A. brittle substances B. breakable substances C. ductile substances D. elastic substances
Last Answer : ductile substances
Description : 'Shock-absorbers' are usually made of steel as it : (1) is not brittle (2) has lower elasticity (3) has higher elasticity (4) has no ductile property
Last Answer : has higher elasticity
Description : Do you guys ever have residual tactile sensation?
Last Answer : It’s nothing something I can recall experiencing.
Description : From which of the following is known as non-contact sensor a.Force sensor b.Tactile sensor c.Proximity sensor d.None of the above
Last Answer : c.Proximity sensor
Description : From which of the following is known as contact sensor. a.Tactile sensor b.Proximity sensor c.Visual sensor d.Range detector
Last Answer : a.Tactile sensor
Description : Maximum tactile receptors in mammlas are located on
Last Answer : Maximum tactile receptors in mammlas are located on A. Body B. Face C. Limbs D. Head
Description : Where does visual tactile and auditory sensory information first register?