Description : Pick up the constituent of good brick earth whose excess causes the raw bricks shrink and warp during drying and burning, from the following: (A) Alumina (B) Lime (C) Iron-oxide (D) Magnesia
Last Answer : Answer: Option A
Description : The main function of alumina in brick earth is (A) To impart plasticity (B) To make the brick durable (C) To prevent shrinkage (D) To make the brick impermeable
Description : Excess of silica in brick earth results in (A) Cracking and warping of bricks (B) Loss of cohesion (C) Enhancing the impermeability of bricks (D) None of the above
Last Answer : Answer: Option B
Description : The main ingredient of a good quality brick earth, is (A) Magnesia (B) Lime (C) Silica (D) Alumina
Last Answer : Answer: Option D
Description : A good brick earth should contain: (A) About 20% to 30% of alumina (B) About 50% to 60% of silica (C) Not more than 5% of lime (D) All the above
Description : The percentage of alumina in a good brick earth lies between (A) 5 to 10 % (B) 20 to 30 % (C) 50 to 60 % (D) 70 to 80 %
Description : Which of the following ingredients of the brick earth enables the brick to retain its shape? (A) Alumina (B) Silica (C) Iron (D) Magnesia
Description : Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth? (A) Lime stone and alumina (B) Silica and alkalies (C) Alumina and iron (D) Alkalies and magnesium
Description : Pick up the correct statement from the following: (A) The lime in excess makes the cement unsound and causes the cement to expand and disintegrate (B) The silica in excess makes the cement stronger ... time also increases (C) The excess amount of alumina weakens the cement (D) All the above
Description : Identify the type of soil on the basis of the given characteristics - 1. They are rich in lime, iron, magnesia and alumina. 2. They are generally clayey, deep and impermeable. 3. They are mainly found ... the given alternatives - a. Laterite soil b. Red and yellow soil c. Saline soil d. Black soil
Last Answer : d. Black soil
Description : Which of the following constituents impart plasticity to brick earth a) Alumina* b) Silica c) Lime d) Magnesia
Last Answer : a) Alumina*
Description : Which of the following ingredients of Brick earth enables the brick to retain its shape a) Alumina b) Silica* c) Iron d) Magnesia
Last Answer : b) Silica*
Description : The process of mixing clay, water and other ingredients to make brick is known as (A) Kneading (B) Moulding (C) Pugging (D) Drying
Description : Efflorescence in cement is caused due to an excess of (A) Alumina (B) Iron oxide (C) Silica (D) Alkalis
Description : Pick up the correct statement from the following: (A) Lime in excess, causes the cement to expand and disintegrate (B) Silica in excess, causes the cement to set slowly (C) Alumina in excess, reduces the strength of the cement (D) All the above
Description : Which of the following ingredient of cement when added in excess quantity, causes the cement to set slowly. (a) Lime (b) Silica (c) Alumina (d) Iron oxide
Last Answer : Lime is a common ingredient in cement. It is typically added in small amounts to help the cement set more quickly. Adding too much lime can cause the cement to set slowly. Alumina, silica, and iron oxide are also common ingredients in cement, but they do not have an effect on the setting time.
Description : Efflorescence in cement is caused due to an excess of [ A ] Alkalies [ B ] Silica [ C ] Iron oxide [ D ] Alumina
Last Answer : [ A ] Alkalies
Description : The rupture and fractionation do not usually occur in the water column in vessel/tracheids during the ascent of sap because of (a) weak gravitational pull (b) transpiration pull (c) lignified thick walls (d) cohesion and adhesion
Last Answer : (d) cohesion and adhesion.
Description : The angle that Coulomb's failure envelope makes with the horizontal is called (A) Cohesion (B) Angle of internal friction (C) Angle of repose (D) None of the above
Description : Salinization occurs when the irrigation water accumulated in the soil evaporates, leaving behind salts and minerals. What are the effects of salinization on the irrigated land? [CSAT 2011] (a) It greatly increases ... c) It raises the water table (d) It fills the air spaces in the soil with water
Last Answer : Ans: (b)
Description : The effect of cohesion on a soil is to A) Reduce both the active earth pressure intensity and passive earth pressure intensity (B) Increase both the active earth pressure intensity and ... (D) Increase the active earth pressure intensity but to reduce the passive earth pressure intensity
Last Answer : Answer: Option C
Description : The produce impermeable concrete (A) Thorough mixing of concrete is required (B) Proper compaction of concrete is required (C) Proper curing of concrete is required (D) All the above
Description : Cement concrete is __________________to moisture (a) Permeable (b) Impermeable (c) Rapid Harden (d) None of these
Last Answer : (b) Impermeable
Description : What happens when alcoholic is taken in excess ? (a) It destroys the liver (b) It produces inflammation of the stomach (c) It causes the heart to become weak (d) All of the above
Last Answer : Ans:(d)
Description : In summer, man with excess perspiration feels weak, because of the (a) Loss of more water through evaporation (b) Loss of salts through evaporation (c) Loss of carbohydrates through evaporation (d) All factors mentioned above
Description : If a Starfleet Officer dies, and is reincarnated as a member of a pre-warp civilisation, but retains all memories of her/his previous life, does the Prime Directive still apply to him?
Last Answer : The Prime Directive doesn't seem to matter to those in the current non reincarnated Starfleet members. So no. However the Temporal prime directive might apply . I wonder about my own reincarnation If giving ... live a perfect life so that I am granted the freedom to make more changes to the thread.
Description : You don't have to do a lot of 'splaining, but is "warp speed" (as in Star Trek) really possible in theory?
Last Answer : Not unless a lot of what we currently believe turns out to be false. The theory of special relativity tells us that it is impossible for anything with more mass than a proton to travel at light ... that would probably burn us to death (assuming we weren't crushed first by space-time itself).
Description : You are in charge of selecting the destination of Earth's first warp-capable interstellar probe. Which of these two planets do you choose?
Last Answer : Planet A is some weird conspiracy theory that has no basis in fact. So check that out.
Description : Would a warp-capable starship actually need a navigational deflector?
Last Answer : answer:Is warp speed an absolute or a relative number? In other words, could a different ship (or celestial body, or whatever) go faster than warp speed? If it’s a relative speed, then having the deflector might well be useful.
Description : How is it possible for a gravitational force to warp space-time around itself?
Last Answer : It's a little useless to speculate why a law of physics exists, isn't it? I don't think there's a reason; it's like asking why the speed of light is what it is. I guess it's arbitrary, ... whatever. Why does gravity warp spacetime? Fuck if i know, it just does. Maybe I don't understand the question.
Description : When Humanity's first warp capable starship is completed, what should its name be?
Last Answer : answer:USS Enterp____________ or maybe the “Speedy Gonzales”
Description : Is it possible to warp the aluminum frame of an iPad by frequently holding it the same way?
Last Answer : answer:It could have yes. I have worked with metal a lot over the years, specially sheet metal. and ultra thin aluminium is very easy to bend. most metals are if they are thin. aluminium is very ... anywhere near a heat source, such as the batery, then the heat would make it even easier to bend.
Description : Time Warp! You've got 60 seconds to go back in time and speak to any age of your younger self... What do you say?
Last Answer : …...err just a minute!
Description : Does the Prime Directive only apply to pre-warp civilizations or not?
Last Answer : I think the only logical answer is that he is Picard and thus can do whatever he wants. He’s kind of the Chuck Norris of the Star Trek universe.
Description : Why is it a poor practice to use a high wattage soldering iron when soldering or desoldering components on a printed circuit board? A. The circuit board will blister and warp. B. The foil wire bonded ... board has a low melting temperature. D. The solder is kept to a dull heat dissipating finish.
Last Answer : Answer: B
Description : The ends from warp beam have to be drawn through which of the following part sequentially: a. Headles b. Shuttle c. Drawing d. Cloth beam
Last Answer : a. Headles
Description : A pug mill is used for (A) Softening brick earth (B) Moulding brick earth (C) Tempering brick earth (D) Providing brick earth
Description : The presence of sand in brick earth prevents: (A) Cracking of bricks (B) Shrinkage of bricks (C) Warping of bricks (D) None of these
Description : The weight of 1 m3 of brick earth, is about (A) 1200 kg (B) 1500 kg (C) 1800 kg (D) 2000 kg
Description : Percentage of silica in a good brick earth lies between (A) 5 to 10 % (B) 20 to 30 % (C) 50 to 60 % (D) 70 to 80
Description : Clay and silt content in a good brick earth must be at least (A) 50 % (B) 40 % (C) 30 % (D) 25 %
Description : If I glue a crack in a hummel figurine will it lose value?
Last Answer : Yes, any figurine that is damaged or tampered with ourside of its box will lose value.
Description : Presence of even 0.005% of __________ in copper makes it highly brittle, rendering it useless for wire-drawing. (A) Oxygen (B) Arsenic (C) Antimony (D) Bismuth
Last Answer : (D) Bismuth
Description : Very high sulphur in pig iron makes (A) Its casting unsound (B) Its hard and machinable (C) Its brittle and malleable (D) All (A), (B) & (C)
Last Answer : (A) Its casting unsound
Description : Pick out the wrong statement (A) Hardening makes the steel more brittle (B) High alloy steels contain more than 50% alloying element (C) 18/8 stainless steel is a magnetic steel (D) Both (B) and (C)
Last Answer : (D) Both (B) and (C)
Description : Presence of nitrogen in steel (A) Makes it brittle (B) Increases its strength (C) Increases its hardness (D) Is desirable
Last Answer : (A) Makes it brittle
Description : Rise of water table in cohesion-less soils upto ground surface reduces the net ultimate bearing capacity approximately by (A) 25 % (B) 50 % (C) 75 % (D) 90 %
Last Answer : (B) 50 %
Description : Terzaghi's bearing capacity factors Nc, Nq and Nr are functions of (A) Cohesion only (B) Angle of internal friction only (C) Both cohesion and angle of internal friction (D) None of the above
Last Answer : (B) Angle of internal friction only
Description : The shear strength of a soil (A) Increases with an increase in the normal stress (B) Is proportional to the cohesion of the soil (C) Is generally known as the strength of the soil (D) All the above
Last Answer : (D) All the above
Description : Quick sand is a (A) Type of sand (B) Flow condition occurring in cohesive soils (C) Flow condition occurring in cohesion-less soils (D) Flow condition occurring in both cohesive and cohesion-less soils
Last Answer : (A) Type of sand