Description : For the construction of thin R.C.C. structures, the type of cement to be avoided, is (A) Ordinary Portland cement (B) Rapid hardening cement (C) Low heat cement (D) Blast furnace slag cement
Last Answer : Answer: Option D
Description : Which of the following statements is correct? (a) Sulphate resisting cement is particularly used for canal lining. (b) Low heat cement should not be used for thin concrete structures. (c) Rapid hardening cement should not be used for massive concrete structures (d) All of the above
Last Answer : (d) All of the above
Description : For construction of structures in sea water, the cement generally preferred to, is (A) Portland-pozzolana cement (B) Quick setting cement (C) Low heat Portland cement (D) Rapid hardening cement
Last Answer : Answer: Option A
Description : Higher workability of concrete is required if the structure is (A) Made with cement concrete (B) Thick and reinforced (C) Thin and heavily reinforced (D) Thick and heavily reinforced
Description : Pick up the correct statement from the following: (A) For thin structures subjected to wetting and drying, the water cement ratio should be 0.45 (B) For mass concrete structures subjected to wetting and ... under water, the water-cement ratio by weight should be 0.55 (D) All the above
Description : Which of the following cements is suitable for use in massive concrete structures such as large dams? (A) Ordinary Portland cement (B) Low heat cement (C) Rapid hardening cement (D) Sulphate resisting cement
Last Answer : Answer: Option B
Description : Support structures are required for ______ a.thin portions b.thick portions c.overhanging portions d.all of the above
Last Answer : c.overhanging portions
Description : Which of the following instrument can be used for measuring speed of a submarine moving in deep sea? (A) Venturimeter (B) Orifice plate (C) Hot wire anemometer (D) Pitot tube
Description : Arithmetic mean area can be used in heat transfer problem to calculate the heat flow by conduction through a cylinder which is (A) Thin walled having the value of Ao Ai /< 2 (B) Thick walled (C) Having the value of Ao /Ai > 2 (D) Both (B) and (C)
Last Answer : (A) Thin walled having the value of Ao Ai /< 2
Description : Economy of a multiple effect evaporator is not influenced much by the (A) Boiling point elevations (B) Temperature of the feed (C) Rate of heat transfer (D) Ratio of the weight of the thin liquor to thick liquor
Last Answer : (A) Boiling point elevations
Description : When same current passes for same time through a th ick and thin wire a. more heat is produced in thick wire b. more heat is produced in thin wire c. no heat is produced in wire d. less heat is produced in thick wire
Last Answer : More heat is produced in thin wire. Reason:The resistance of a thin wire is greater than the resistance of a thick wire because a thin wire has fewer electrons to carry the current. And higher resistance produces more heat therefore thin wire overheats.
Description : Why two thin shirts can keep us warmer than a single thick shirt in winter ? (1) Two thin shirts become thicker so prevent transmission of heat (2) Air layer between two shirts works as good conductor (3) Air layer between two shirts behaves like insulating media (4) No radiation of heat takes place
Last Answer : Air layer between two shirts behaves like insulating media
Description : Veneering means (A) Carving out designs on timber planks (B) Chemically treating timber planks (C) Thick layer of superior wood glued to inferior wood (D) Thin layer of superior wood glued to inferior wood
Last Answer : Answer: Option C
Description : For 100 sq. m cement concrete (1 : 2: 4) 4 cm thick floor, the quantity of cement required, is (A) 0.90 m3 (B) 0.94 m3 (C) 0.98 m3 (D) 1.00 m3
Last Answer : (B) 0.94 m3
Description : For 12 mm thick cement plastering 1 : 6 on 100 sq.m new brick work, the quantity of cement required, is (A) 0.200 m3 (B) 0.247 m3 (C) 0.274 m3 (D) 0.295 m
Last Answer : (C) 0.274 m3
Description : For constructing a terrazzo floor, Pick up the incorrect statement from the following: (A) A base course is prepared as in cement concrete flooring (B) A 32 mm thick layer of cement concrete ... final grinding is over, oxalic acid mixed with water is spread over and rubbed hard with soft material
Description : Pozzolana cement is used with confidence for construction of (A) Dams (B) Massive foundations (C) R.C.C. structures (D) All the above
Last Answer : (D) All the above
Description : If someone lives in a pineapple under the sea, does that pineapple become a yellow submarine?
Last Answer : intertsing.. im not suer but you coudl go and ask a artist or something who nows about fruit
Description : With which instrument can a sailor in a submarine see the objects on the surface of sea? -Do You Know?
Last Answer : answer:
Description : With which instrument can a sailor in a submarine see the objects on the surface of sea?
Last Answer : – Periscope
Last Answer : Periscope
Description : Speed of a submarine in deep sea & that of an aeroplane is measured by a/an (A) Pitot tube (B) Hot wire anemometer (C) Rotameter (D) Stroboscope
Last Answer : (A) Pitot tube
Description : Sea level rise results primarily due to: (A) Heavy rainfall (B) Melting of glaciers (C) Submarine volcanism (D) Seafloor spreading
Last Answer : (B) Melting of glaciers
Description : You are asked to construct a massive dam, the type of cement you will use, is (A) Ordinary Portland cement (B) Rapid hardening cement (C) Low heat cement (D) Blast furnace slag cement
Description : The cement whose strength is a little lower than the ordinary cement during the first three months but attains afterwards the same strength, is known as (A) Low-heat Portland cement (B) Rapid hardening Portland cement (C) Portland blast slag cement (D) Portland pozzolana cement
Description : For road pavements, the cement generally used, is (A) Ordinary Portland cement (B) Rapid hardening cement (C) Low heat cement (D) Blast furnace slag cement
Description : Portland cement manufactured from pure white chalk and clay but free from iron-oxide, is known as (A) Quick setting cement (B) Rapid hardening cement (C) White cement (D) Low heat Portland cement
Description : Pick up the correct statement regarding low heat cement from the following: (A) It possesses less compressive strength (B) Its initial setting time is about one hour (C) Its final setting time is about 10 hours (D) All the above
Description : Which of the following cements contains maximum percentage of dicalcium silicate? (A) Ordinary Portland cement (B) Low heat cement (C) Rapid hardening cement (D) Sulphate resisting cement
Description : High percentage of tricalcium silicate and low percentage of dicalcium silicate in cement results in. (a) Rapid hardening (b) High early strength (c) High heat of generation (d) All the above
Last Answer : (d) All the above
Description : The heat of hydration for low heat cement at the age of 7 days shall not exceed [ A ] 80 cal / gm [ B ] 75 cal / gm [ C ] 70 cal / gm [ D ] 65 cal / gm
Last Answer : [ D ] 65 cal / gm
Description : For mass concrete work, the type of cement preferable is [ A ] Ordinary Portland cement [ B ] Rapid hardening cement [ C ] Low heat cement [ D ] Blast furnace slag cement
Last Answer : [ C ] Low heat cement
Description : For road pavements, the cement generally used, is [ A ] Ordinary Portland cement [ B ] Rapid hardening cement [ C ] Low heat cement [ D ] Blast furnace slag cement
Last Answer : [ A ] Ordinary Portland cement
Description : Low heat cement contains more amount of __________ than that of ordinary Portland cement [ A ] C3S [ B ] C2S [ C ] C3A [ D ] None of the above
Last Answer : [ B ] C2S
Description : Can thick diapers absorbs much more than a thin diaper?
Last Answer : Put one of each on, soil yourself, and post some pictures. Then we can make that determination.
Description : Why is my hair sometimes quite thick, and at other times seems thin?
Last Answer : Not a phenomenon at all, perfectly natural for the treatment and maintenance of your hair. For instance more than likely it's currently dry or it's naturally frizzy but thin when wet. This is ... interference, or vice versa, then I too would like an explanation (unless it's simply static friction)
Description : Why do deli meats and cheeses taste so amazing when sliced thin but only ok when thick?
Last Answer : Actually… this is a valid question… i’ve wondered this myself before.
Description : I can be old or new, big or small, thick or thin. I contain information about all that is present in the entire world. I contain links to countless minds, worlds, adventures, universes, mysteries, ... wait for me enthusiastically and when done with me, waits for my descendants. What am I? -Riddles
Last Answer : Books! Come on, who doesn't love to curl up with a good book beside the fireplace?!
Description : I cheer you up when someone or something hurts you. You're satisfied by the way treat you. I'm there for you through thick and thin. Even when you're down, sometimes I'm there all year round. What am I? -Riddles
Last Answer : Cake.
Description : If boiling water is poured into a thick drinking glass as well as a very thin wine glass, of the two, which is more likely to crack? -Riddles
Last Answer : The thick glass is more likely to crack since glass is a poor conductor of heat. In a thin glass, the heat passes more quickly from the glass into the surrounding air, causing the glass to expand ... but the outer surface does not. It is this extreme stress on the glass that causes it to crack.
Description : Why most boys have thick throat and most girls have thin throat ?
Last Answer : It goes without saying that the tone of voice of girls does not change much. As the effect of androgen hormone on the body of girls is much less, the size and structure of their larynx does not ... voice is higher in girls than in boys, so the voices of girls are thinner , sweeter and sweeter.
Description : Is it hereditary to be thin or fat ? What is the lineage of thick or thin ? I mean, if my parents are fat or thin , will they fit in ? I am 20 years old. I am very slim , me and my parents are slim. I want to be fat. What does medicine say ??
Last Answer : Yes, heredity is also a form of health, which means you may have become like your father or mother. However, if you go to the gym and eat nutritious food, then your health will improve inshaAllah.
Description : At rest, when mucsle is relaed, thin filaments interdigitate with thick filaments only
Last Answer : At rest, when mucsle is relaed, thin filaments interdigitate with thick filaments only A. Outside A band B. ... band C. Inside A band D. Inside M line
Description : The number of thick myofilaments (myosin) surrounding Single thin myofilament (actin) are
Last Answer : The number of thick myofilaments (myosin) surrounding Single thin myofilament (actin) are A. 3 B. 6 C. 2 D. 4
Description : If a fuse blows frequently, one should (a) replace it with a thin wire (b) replace it with a thick copper wire (c) replace it with a paper clip (d) call an electrician
Last Answer : Ans:(d)
Description : Consider the following statements: 1. Cross bridges can cause muscle contraction. 2. They are able to oscillate back and forth and hook up with active sites on actin filaments 3. The bridges enable the thin filaments to pull the thick filaments by a ... (a) 1, 2 (b) 2, 3 (c) 1, 2, 4 (d) 1, 2, 3, 4
Last Answer : Ans:(c)
Description : Xylem fibres are made up of – (1) Scierenchyma cells with thin walls (2) Scierenchyma cells with thick walls (3) Parenchyma cells with thin walls (4) Scierenchyma cells with no obliteration in central lumen
Last Answer : (2) Scierenchyma cells with thick walls Explanation: Fibre that occurs as element of Xylem is called Xylem fibre. It is also referred to as Xylary fibre and wood fibre. It is made up of Scierenchyma cells with thick walls.
Description : TFT stands for ________ A. Thick Film Transistor B. Thin Film Transistor C. Thin Film Transmitter D. Thick Film Transmitter
Last Answer : B. Thin Film Transistor
Description : __________ is used for producing a thick suspension from a thin slurry. (A) Cartridge filter (B) Rotary drum vacuum filter (C) Pressure filter thickener (D) Plate and frame filter press
Last Answer : (C) Pressure filter thickener
Description : Antifriction bearings are (a) thick lubricated bearings (b) plastic bearings (c) ball and roller bearings (d) thin lubricated bearings
Last Answer : (c) ball and roller bearings