Silica is used in _____. A. Plastic Making B. Glass Making C. Iron Making D. Wood Making

Silica is used in _____. A. Plastic Making B. Glass Making C. Iron Making D. Wood Making
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ANSWER: B
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Silica is used in _____. A. Plastic Making B. Glass Making C. Iron Making D. Wood Making

Description : Silica is used in _____. A. Plastic Making B. Glass Making C. Iron Making D. Wood Making

Last Answer : ANSWER: B

Manufacturing Silica is used in _____. A. Plastic Making B. Glass Making C. Iron Making D. Wood Making

Description : Manufacturing Silica is used in _____. A. Plastic Making B. Glass Making C. Iron Making D. Wood Making

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Description : Classify the following materials as metals and non-metals : Hydrogen, Sulphur, Selenium, Manganese, Calcium, Platinum, Gold, Silica, Polyester, Wood, Glass, Iron 

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Which of the following is not a raw material used for the manufacture of ordinary glass? (A) Iron oxide (B) Soda ash (C) Limestone (D) Silica

Description : Which of the following is not a raw material used for the manufacture of ordinary glass? (A) Iron oxide (B) Soda ash (C) Limestone (D) Silica

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Battery container should be acid resistance therefore it is made up of A. Glass B. Plastic C. Wood D. All of the above

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Description : What five characteristics do applications using plastic clad silica (PCS) and all-plastic fibers typically have?

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Which type of glass is used for making glass reinforced plastic? -General Knowledge

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Which type of glass is used for making glass reinforced plastic? -General Knowledge

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What is the process of reclaiming materials such as metal glass paper and plastic and making new products with is called?

Description : What is the process of reclaiming materials such as metal glass paper and plastic and making new products with is called?

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Which type of Glass is used for making glass reinforced plastic?

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Quartz is a crystalline form of - (1) Alumina (2) Glass (3) Silica (4) Limestone

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Description : The major constituents of glass are (A) Lime, clay and soda ash (B) Sand, lime and soda ash (C) Silica, alumina and clay (D) Silica, alumina and soda ash

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Description : __________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant. (A) Pyrex (B) Soda lime (C) Lead (D) High silica

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Which glass is usually used in optical work? (A) Lead glass (B) High silica (borosilicate) glass (C) Photo-sensitive glass (D) Fibre glass

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Major component of flint glass is (A) Lead oxide (B) Silica (C) Alumina (D) Soda

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Which of the following is resistant to the action of both heat & chemicals? (A) Borosilicate glass (B) Silica glass (C) Soda lime glass (D) None of these

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Percentage content of silica in window glass, is (A) 40 to 45 (B) 50 to 55 (C) 60 to 65 (D) 70 to 75

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Quartz is a crystalline form of (1) Alumina (2) Glass (3) Silica (4) Limestone

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Optical fibers are the fine strands of _____. A. Glass B. Iron C. Calcium D. Mercury

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Optical Fiber Optical fibers are the fine strands of _____. A. Glass B. Iron C. Calcium D. Mercury

Description : Optical Fiber Optical fibers are the fine strands of _____. A. Glass B. Iron C. Calcium D. Mercury

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Optical fibers are the fine strands of _____. A. Glass B. Iron C. Calcium D. Mercury

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Siderosis is a disease caused by the inhalation of - (1) silica dust (2) iron dust (3) zinc dust (4) coal dust

Description : Siderosis is a disease caused by the inhalation of - (1) silica dust (2) iron dust (3) zinc dust (4) coal dust

Last Answer : (2) iron dust Explanation: Siderosis, also known by the name of Welder's Lung is a pathological condition of the lungs caused by chronic exposure to iron oxide dust, usually at the workplace. Siderosis ... . The condition usually shows up on X-rays as small, opaque spots ori the worker's lungs.

Which of the following is used as lubricant? (1) Graphite (2) Silica (3) Diamond (4) Iron Oxide

Description : Which of the following is used as lubricant? (1) Graphite (2) Silica (3) Diamond (4) Iron Oxide

Last Answer : (1) Graphite Explanation: Graphite is used as a lubricant due to its slippery nature. Due to its loosely intact carbon atoms or free electrons, they can move around easily from one place to another, making graphite a good conductor of electricity.

Which of the following is used as lubricant? (1) Graphite (2) Silica (3) Diamond (4) Iron Oxide

Description : Which of the following is used as lubricant? (1) Graphite (2) Silica (3) Diamond (4) Iron Oxide

Last Answer : (1) Graphite Explanation: Graphite is used as a lubricant due to its slippery nature. Due to its loosely intact carbon atoms or free electrons, they can move around easily from one place to another, making graphite a good conductor of electricity.

White colour of soil is due to the presence of – a) Silica b) Iron c) Manganese oxide d) All of these

Description : White colour of soil is due to the presence of – a) Silica b) Iron c) Manganese oxide d) All of these

Last Answer : c) Manganese oxide

Which adsorbent is used for removing sulphur compounds (S Q, H2S, RSH etc.) removal from coke oven gas in by-products recovery plant? (A) Silica gel (B) Diatomaceous earth (C) Basalt (D) Bog iron (i.e., moist ferric hydroxide)

Description : Which adsorbent is used for removing sulphur compounds (S Q, H2S, RSH etc.) removal from coke oven gas in by-products recovery plant? (A) Silica gel (B) Diatomaceous earth (C) Basalt (D) Bog iron (i.e., moist ferric hydroxide)

Last Answer : (D) Bog iron (i.e., moist ferric hydroxide)

Coke oven gas is stripped of its H2S and mercaptans content by (A) Absorption in wash oil (B) Adsorption on bog iron bed (C) Bubbling it through dilute sulphuric acid (D) Adsorption on silica gel

Description : Coke oven gas is stripped of its H2S and mercaptans content by (A) Absorption in wash oil (B) Adsorption on bog iron bed (C) Bubbling it through dilute sulphuric acid (D) Adsorption on silica gel

Last Answer : (B) Adsorption on bog iron bed

Catalyst used in Haber's process for ammonia production is (A) Reduced iron oxide (B) Nickel (C) Vanadium pentoxide (D) Silica gel

Description : Catalyst used in Haber's process for ammonia production is (A) Reduced iron oxide (B) Nickel (C) Vanadium pentoxide (D) Silica gel

Last Answer : (A) Reduced iron oxide

H2S present in gaseous stream can be removed by adsorption on (A) Silica gel (B) Active carbon (C) Bog iron (D) Limestone powder

Description : H2S present in gaseous stream can be removed by adsorption on (A) Silica gel (B) Active carbon (C) Bog iron (D) Limestone powder

Last Answer : (C) Bog iron

Siderosis is a disease caused by the inhalation of __________ dust. (A) Coal(B) Silica(C) Iron(D) None of these

Description : Siderosis is a disease caused by the inhalation of __________ dust. (A) Coal (B) Silica (C) Iron (D) None of these

Last Answer : (C) Iron

Which of the following is an adsorbent for removal of nitrogen oxides from gas/air? (A) Active carbon (B) Silica gel (C) Bog iron (iron oxide) (D) Pulverised limestone

Description : Which of the following is an adsorbent for removal of nitrogen oxides from gas/air? (A) Active carbon (B) Silica gel (C) Bog iron (iron oxide) (D) Pulverised limestone

Last Answer : (B) Silica gel

Which of the following is an adsorbent used for the removal of SO2 from gas/air? (A) Bog iron (B) Limestone powder or alkalised alumina (C) Silica gel (D) Active carbon

Description : Which of the following is an adsorbent used for the removal of SO2 from gas/air? (A) Bog iron (B) Limestone powder or alkalised alumina (C) Silica gel (D) Active carbon

Last Answer : (B) Limestone powder or alkalised alumina

Alumina, silica, lime and iron oxide are the basic raw material for the manufacture of Portland cement. The component of Portland cement which first hardens is (A) 5CaO. 3 Al2O3 (B) 3CaO. Al2O3 (C) 3CaO. SiO2 (D) 2CaO. SiO2

Description : Alumina, silica, lime and iron oxide are the basic raw material for the manufacture of Portland cement. The component of Portland cement which first hardens is (A) 5CaO. 3 Al2O3 (B) 3CaO. Al2O3 (C) 3CaO. SiO2 (D) 2CaO. SiO2

Last Answer : Option A

The maximum percentage of chemical ingredient of cement is that of (A) Magnesium oxide (B) Iron oxide (C) Silica (D) Lime

Description : The maximum percentage of chemical ingredient of cement is that of (A) Magnesium oxide (B) Iron oxide (C) Silica (D) Lime

Last Answer : Answer: Option D

Efflorescence in cement is caused due to an excess of (A) Alumina (B) Iron oxide (C) Silica (D) Alkalis

Description : Efflorescence in cement is caused due to an excess of (A) Alumina (B) Iron oxide (C) Silica (D) Alkalis

Last Answer : Answer: Option D

Pick up the correct proportions of chemical ingredients of cement (A) Lime : Silica : Alumina : Iron oxide : 63 : 22 : 6 : 3 (B) Silica : Lime : Alumina : Iron oxide : 63 : 22 : 6 : 3 (C) Alumina : Silica : Lime : Iron oxide : 63 : 22 : 6 : 3 (D) Iron oxide : Alumina : Silica : Lime : 63 : 22 : 6 : 3

Description : Pick up the correct proportions of chemical ingredients of cement (A) Lime : Silica : Alumina : Iron oxide : 63 : 22 : 6 : 3 (B) Silica : Lime : Alumina : Iron oxide : 63 : 22 : 6 : 3 (C) Alumina : Silica : ... oxide : 63 : 22 : 6 : 3 (D) Iron oxide : Alumina : Silica : Lime : 63 : 22 : 6 : 3

Last Answer : Answer: Option A

The slag which floats on the surface of the molten iron generally contains (A) Lime (CaO) 45% (B) Silica (SiO2) 35% (C) Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% (D) All the above

Description : The slag which floats on the surface of the molten iron generally contains (A) Lime (CaO) 45% (B) Silica (SiO2) 35% (C) Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% (D) All the above

Last Answer : Answer: Option D