Description : Log Angles machine is used to test the aggregate for (A) Crushing strength (B) Impact value (C) Abrasion resistance (D) Water absorption
Last Answer : Answer: Option C
Description : Los Angles machine is used to perform (a) Crushing strength (b) Impact test (c) Water absorption (d) Abrasion resistance test
Last Answer : (d) Abrasion resistance test
Description : Los Angeles testing machine is used to conduct (A) Abrasion test (B) Impact test (C) Attrition test (D) Crushing strength test
Last Answer : Answer: Option A
Description : Pick up the correct statement from the following: (A) Acid test is done to find out the weathering quality of stones (B) Attrition test is done to find out the rate of wear of stones which are used ... (C) Crushing test is done to find out the compressive strength of the stone (D) All the above
Last Answer : Answer: Option D
Description : Which of the following tests measures the toughness of road aggregates? (A) Crushing strength test (B) Abrasion test (C) Impact test (D) Shape test
Description : Smith's test of stones is performed to find out (A) The presence of soluble matter of stone (B) The compressive strength of the stone (C) The hardness of the stone (D) The toughness of the stone
Description : The important test to be conducted on a stone used in docks and harbours is (A) Hardness test (B) Workability test (C) Weight test (D) Toughness test
Description : Crushing strength of a good building stone should be more than (A) 50 MPa (B) 100 MPa (C) 150 MPa (D) 200 MPa
Last Answer : Answer: Option B
Description : The stone whose crushing strength is least, is (A) Granite (B) Chalk (C) Marble (D) Slate
Description : The stone whose crushing strength is maximum, is (A) Granite (B) Chalk (C) Slate (D) Sand stone
Description : The resistance of an aggregates to wear is known as (a) Shear value (b) Crushing value (c)Abrasion value (d) Impact value
Last Answer : (c)Abrasion value
Description : The resistance of an aggregates to compressive forces is known as (a) Crushing value (b) Impact value (c)Abrasion value (d) None of these
Last Answer : (a) Crushing value
Description : __________ test is the appropriate test to determine whether a material is ductile or brittle. (A) Impact (B) Cupping (C) Hardness (D) Tensile
Last Answer : (A) Impact
Description : . __________ test can be termed as the semi-destructive test. (A) Impact (B) Torsion (C) Hardness (D) Charpy
Last Answer : Option C
Description : Temper brittleness of a material can be fairly detected by the __________ test. (A) Fatigue (B) Notched bar impact (C) Tensile (D) Hardness
Last Answer : Option B
Description : _________ of test specimens is not involved in any hardness testing method. (A) Fracture (B) Indentation (C) Wear (D) Scratch
Last Answer : (A) Fracture
Last Answer : Trees are trees! The name of such an amazing tree is Patharkuchi. You too will be amazed to hear the qualities of this wonderful tree. There is no limit to the amount of stone leaves that can ... who are very skin conscious can apply Patharkuchi leaves on the skin. Acne and pimples will go away.
Last Answer : Benefits of Patharkuchi plant : Eliminates colds , solves frequent urinary problems, cleanses gallbladder, solves problems of indigestion and flatulence , helps in healing wounds, eliminates gastric ... , and controls blood pressure , jaundice , Helps prevent diarrhea and enhances immunity
Description : The procedure of crushing the gallstones and kidney stone by laser is called _____. A. MRI B. Kidney surgery C. Lithotripsy 64 D. Angiography
Last Answer : ANSWER: C
Description : The procedure of crushing the gallstones and kidney stone by laser is called _____. A. MRI B. Kidney surgery C. Lithotripsy D. Angiography
Description : Crushing of mineral particles is accomplished in a 'cage mill', when one or more alloy steel bars are revolved in opposite directions. It is a type of __________ mill. (A) Impact (B) Roll (C) Vibratory (D) None of these
Description : In case of a hammer crusher, (A) Crushing takes place by impact breaking (B) Maximum acceptable feed size is 30 cms (C) Reduction ratio can be varied by adjusting the distance from cage to hammers (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Notched bar test is used for testing the __________ of a material. (A) Impact strength (B) Endurance limit (C) Machinability (D) Corrosion resistance
Last Answer : (A) Impact strength
Description : Impact Analysis helps to decide :- a) How much regression testing should be done. b) Exit Criteria c) How many more test cases need to written. d) Different Tools to perform Regression Testing
Last Answer : a) How much regression testing should be done.
Description : The addition of antimony in tin-based alloys improves its (A) Rupture strength and hot hardness (B) Impact strength and bonding strength (C) Deformation resistance (D) Wear resistance
Last Answer : (C) Deformation resistance
Description : In cold working of metal as compared to its hot working (A) Cracks and blow holes are eliminated (B) Ductility and impact strength improves (C) Appreciable strain hardening is produced (D) Yield stress, hardness and fatigue strength is not at all affected
Last Answer : (C) Appreciable strain hardening is produced
Description : With increasing carbon percent in steel beyond 0.8%, its ultimate tensile strength (UTS) and __________ is not affected. (A) Impact strength (B) Percent elongation (C) Hardness (D) Both 'b' & 'c'
Description : M10 index of coke indicates its (A) Compressive strength (B) Hardness (C) Abrasion resistance (D) Impact strength
Description : M10 index of coke indicates its (A) Compressive strength (B) Hardness (C) Abrasion resistance (D) Impact strength Answer: Option C
Description : What is the purpose of the pet bottle crusher? Where can I buy the best plastic crushing machine?
Last Answer : May I ask why you wish to buy the best crushing machine if you don't even know the purpose behind it? The purpose would be to save space when throwing away or recycling plastic bottles. Since 2 ... lift back up with the handle. Repeat for each plastic bottle. BONUS. Works for aluminum cans as well.
Description : The constants (Kb, Kr and Kk) used in the laws of crushing (i.e., Bond's law, Rittinger's law and Kick's law) depend upon the (A) Feed material (B) Type of crushing machine (C) Both (A) & (B) (D) Neither (A) nor (B)
Last Answer : (C) Both (A) & (B)
Description : Energy consumption in a crusher decreases with increase in the (A) Size of the product (at constant feed size) (B) Capacity of the crushing machine (C) Size of feed (at constant reduction ratio) (D) All (A), (B) & (C)
Last Answer : (D) All (A), (B) & (C)
Description : Crushing efficiency of a machine ranges between __________ percent. (A) 0.1 to 2 (B) 5 to 10 (C) 20 to 25
Last Answer : (A) 0.1 to 2
Description : Rittinger's crushing law states that (A) Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product (B) Work required to form a ... ) For a given machine and feed, crushing efficiency is dependent on the size of the feed & product
Last Answer : (C) Work required in crushing is proportional to the new surface created
Description : . Which of the following equations is Rittinger's crushing law? (Where P = power required by the machine, m = feed rate, k = a constant, Ds̅a & D̅sb = volume surface mean diameter of feed & product respectively.) (A) P/m = K/ ... K . ln D̅sa /D̅sb (C) P/m = K . (1/ D̅sb - 1/Ds̅a ) (D) None of these
Last Answer : (C) P/m = K . (1/ D̅sb - 1/Ds̅a )
Description : Crushing efficiency is the ratio of the (A) Surface energy created by crushing to the energy absorbed by the solid (B) Energy absorbed by the solid to that fed to the machine (C) Energy ... surface energy created by crushing (D) Energy absorbed by the solid to the surface energy created by crushing
Last Answer : (A) Surface energy created by crushing to the energy absorbed by the solid
Description : Slacking of lime is affected by (A) Keeping it exposed to air (B) Immersing the lime in water (C) Crushing the lime lumps (D) None of these
Description : In favourable circumstances a 15 cm concrete cube after 28 days, attains a maximum crushing strength (A) 100 kg/cm2 (B) 200 kg/cm2 (C) 300 kg/cm2 (D) 400 kg/cm
Description : Minimum number of 50 kg cement bags per cubic metre of concrete for a mix corresponding to crushing strength 280 kg/cm2 at 28 days, are (A) 5.0 (B) 6.5 (C) 7.0 (D) 7.5
Description : Pick up the correct statement from the following: (A) The average crushing strength of hand moulded bricks is 6000 t/m2 (B) The average tensile strength of hand moulded brick is 200 t/m2 (C) The average shearing strength of hand moulded brick is 600 t/m2 (D) All the above
Description : Knots in timber are (A) Defects caused by crushing fibres (B) Splits radiating from the centre (C) Speckled strains (D) Signs of branches cut off
Description : Granite is not suitable for ordinary building purpose because (A) It cannot be polished (B) It is not a fire proof material (C) It is costly (D) It has less crushing strength
Description : Crushing strength of a first class brick should not be less than (A) 3.5 N/mm² (B) 7.0 N/mm² (C) 10.5 N/mm² (D) 14.0 N/mm²
Description : An arch may fail due to (A) Uneven settlement of abutments (B) Sliding of voussoirs (C) Crushing of the material (D) All the above
Description : Generally the strength of concrete is represented by the crushing stress of concrete cube of size [ A ] 50 mm [ B ] 100 mm [ C ] 150 mm [ D ] 250 mm
Last Answer : [ C ] 150 mm
Description : Before testing insulation with a megohmmeter, the windings of large machines should be grounded for about 15 minutes just prior to the test, because the ___________. A. static charge of the machine ... number of leakage paths C. insulation may be damaged D. insulation may be covered with moisture
Last Answer : Answer: A
Description : Which of the following is a proposed means of testing the intelligence of the machine? Turing TestTurning TestTuning Test a.Turing Test b.Turning Test c.Tuning Test d.None
Last Answer : a.Turing Test
Description : On nephelometry turbidity unit (NTU) is equal to the turbidity produced by (a) 1 mg SiO2 dissolved in 1 l of distilled water with the test being run according to absorption principle (b) 1 ... Formazin dissolved in 1 l o f distilled water with the test being run according to scattering principle.
Last Answer : (d) 1 mg Formazin dissolved in 1 l o f distilled water with the test being run according to scattering principle.
Description : Which is a secondary crusher for a hard & tough stone? (A) Jaw crusher (B) Cone crusher (C) Impact crusher (D) Toothed roll crushe
Last Answer : (B) Cone crusher
Description : A 500 kilogram car moving at 20 meters per second strikes a stone wall and is brought to a halt in 0.1 second. The average force of the car on the wall during impact is: w) 10 Newtons x) 1000 Newtons y) 10,000 Newtons z) 100,000 Newtons
Last Answer : ANSWER: Z -- 100,000 NEWTONS