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Silicates



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Q1. There are ceramics which are electric resistant.

(a) True
(b) False
(c) Can`t say
(d) Time

Q2. Brick having high porosity will have the ability to resist frost.

(a) True
(b) False
(c) pV=NKT
(d) all of the mentioned

Q3. 10. Which of the following is not a component of steatite ceramic?

(a) Talc
(b) Clay
(c) Feldspar
(d) MgCO3

Q4. Which of the following is the firing temperature of stoneware?

(a) 1400 ?C
(b) 1300 ?C
(c) 1500 ?C
(d) 1200 ?C

Q5. Which of the following is firing temperature of hard porcelain?

(a) 1400 ?C
(b) 1300 ?C
(c) 1500 ?C
(d) 1200 ?C

Q6. Which of the following is the firing temperature of earthenware?

(a) 1400 ?C
(b) 1300 ?C
(c) 1500 ?C
(d) 1200 ?C

Q7. According to the percentage of water absorption in porous silicate ceramic which of the following has fine microstructure?

(a) 1%
(b) 1.90%
(c) 0.40%
(d) 2.10%

Q8. According to the percentage of water absorption in dense silicate ceramic which of the following is has fine microstructure?

(a) 1%
(b) 3%
(c) 4%
(d) 5%

Q9. Which of the following is magnesium silicates?

(a) Porcelain
(b) Earthenware
(c) Stoneware
(d) Steatite

Q10. Which of the following is an aluminosilicate?

(a) Steatite
(b) Cordierite
(c) Forsterite
(d) Porcelain


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In A Closed Flask Of 5 Litres, 1.0 G Of H2 Is Headed From 300 To 600 K. Which Statement Is Not Correct

Modified 237 Year Ago

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237 Year Ago

In A Closed Flask Of 5 Litres, 1.0 G Of H2 Is Headed From 300 To 600 K. Which Statement Is Not Correct

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439 views

Equal Amounts Of Two Gases Of Molecular Weight 4 And 40 Are Mixed. The Pressure Of The Mixture Is 1.1 Atm. The Partial Pressure Of The Light Gas In This Mixture Is

Modified 237 Year Ago

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237 Year Ago

Equal Amounts Of Two Gases Of Molecular Weight 4 And 40 Are Mixed. The Pressure Of The Mixture Is 1.1 Atm. The Partial Pressure Of The Light Gas In This Mixture Is

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411 views

Assertion : Effusion Rate Of Oxygen Is Smaller Than Nitrogen. Reason : Molecular Size Of Nitrogen Is Smaller Than Oxygen.

Modified 237 Year Ago

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237 Year Ago

Assertion : Effusion Rate Of Oxygen Is Smaller Than Nitrogen. Reason : Molecular Size Of Nitrogen Is Smaller Than Oxygen.

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401 views

Molecules/ions And Their Magnetic Properties Are Given Below

Modified 237 Year Ago

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237 Year Ago

Molecules/ions And Their Magnetic Properties Are Given Below

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401 views

Assertion : We Air Is Heavier Than Dry Air. Reason : The Density Of A Dry Air Is More Than Density Of Water.

Modified 237 Year Ago

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237 Year Ago

Assertion : We Air Is Heavier Than Dry Air. Reason : The Density Of A Dry Air Is More Than Density Of Water.

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0 Answer
399 views

Assertion : 4.58mm And 0.0098°C Is Known To Be Triple Point Of Water. Reason : At This Pressure And Temperature All The Three States I.e., Water, Ice And Vapour Exist Simultaneously.

Modified 237 Year Ago

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237 Year Ago

Assertion : 4.58mm And 0.0098°C Is Known To Be Triple Point Of Water. Reason : At This Pressure And Temperature All The Three States I.e., Water, Ice And Vapour Exist Simultaneously.

0 votes
0 Answer
395 views

In Van Der Waals Equation Of State Of The Gas Law, The

Modified 298 Year Ago

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298 Year Ago

In Van Der Waals Equation Of State Of The Gas Law, The

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