Capacitance grading of cable implies

Capacitance grading of cable implies A) grading according to capacitance of cables per kilometer length B) cables using single dielectric in different concentrations C) use of dielectrics of different permeabilities D) capacitance required to be introduced at different length to counter the effect of inductance
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Capacitance grading of cable implies use of dielectrics of different permeabilities

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Capacitance grading of cable implies (a) use of dielectrics of different permeabilities (b) grading according to capacitance of cables per km length (c) cables using single dielectric in different concentrations (d) capacitance required to be introduced at different lengths to counter the effect of inductance (e) none of the above

Description : Capacitance grading of cable implies (a) use of dielectrics of different permeabilities (b) grading according to capacitance of cables per km length (c) cables using single dielectric in different ... introduced at different lengths to counter the effect of inductance (e) none of the above

Last Answer : (a) use of dielectrics of different permeabilities

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A cylindrical cable of core radius 1.25cm and impregnated paper insulation of thickness 2.13cm and relative permittivity 3.5. Compute the capacitance of the cable/km (in nF

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Last Answer : To calculate the capacitance of the cable per kilometer, you can use the following formula: C = ε * ε0 * A / d where: C is the capacitance of the cable per kilometer (in farads) ε is ... * 10^9 = 644 nF/km So the capacitance of the cable per kilometer would be approximately 644 nanofarads.

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I.S. Sieve Nos. 10 mm and 4.75 mm are generally used for grading of (A) Coarse aggregates (B) Fine aggregates (C) Neither (a) nor (b) (D) Both (a) and (b)

Description : I.S. Sieve Nos. 10 mm and 4.75 mm are generally used for grading of (A) Coarse aggregates (B) Fine aggregates (C) Neither (a) nor (b) (D) Both (a) and (b)

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The strength and quality of concrete, depend upon: (A) Grading of aggregates (B) Surface area of aggregates (C) Shape of aggregates (D) All the above

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Pick up the correct statement from the following: (A) Continuous grading is not necessary for obtaining a minimum of air voids (B) The omission of a certain size of aggregate is shown by a straight horizontal line on the grading curve (C) The omission of a certain size of aggregate in concrete increases the workability but also increases the liability to segregation (D) All the above

Description : Pick up the correct statement from the following: (A) Continuous grading is not necessary for obtaining a minimum of air voids (B) The omission of a certain size of aggregate is shown by ... in concrete increases the workability but also increases the liability to segregation (D) All the above

Last Answer : Answer: Option D

C.R.R.I. charts are used to obtain a relationship between strength of concrete and (A) Water cement ratio (B) Workability (C) Grading of aggregate (D) Fineness modulus

Description : C.R.R.I. charts are used to obtain a relationship between strength of concrete and (A) Water cement ratio (B) Workability (C) Grading of aggregate (D) Fineness modulus

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If a grading curve is horizontal between the portions of 20 mm I.S. Sieve and 4.75 mm I.S. Sieve, the graded aggregates do not contain (A) 20 mm particles (B) 10 mm particles (C) 4.75 mm particles (D) All the above

Description : If a grading curve is horizontal between the portions of 20 mm I.S. Sieve and 4.75 mm I.S. Sieve, the graded aggregates do not contain (A) 20 mm particles (B) 10 mm particles (C) 4.75 mm particles (D) All the above

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The risk of segregation is more for (A) Wetter mix (B) Larger proportion of maximum size aggregate (C) Coarser grading (D) All the above

Description : The risk of segregation is more for (A) Wetter mix (B) Larger proportion of maximum size aggregate (C) Coarser grading (D) All the above

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The maximum amount of dust which may be permitted in aggregates is (A) 5% of the total aggregates for low workability with a coarse grading (B) 10% of the total aggregates for low workability with a fine grading (C) 20% of the total aggregates for a mix having high workability with fine grading (D) All the above

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For given workability the grading requiring the least amount of water is one that gives (A) Greatest surface area for the given cement and aggregates (B) Least surface area for the given cement and aggregates (C) Least weight for the given cement and aggregates (D) Greatest weight for the given cement and aggregates

Description : For given workability the grading requiring the least amount of water is one that gives (A) Greatest surface area for the given cement and aggregates (B) Least surface area for the given cement ... weight for the given cement and aggregates (D) Greatest weight for the given cement and aggregates

Last Answer : Answer: Option A

The bulk density of aggregates, depends upon (A) Shape (B) Grading (C) Compaction (D) All the above

Description : The bulk density of aggregates, depends upon (A) Shape (B) Grading (C) Compaction (D) All the above

Last Answer : Answer: Option D

Workability of concrete is directly proportional to (A) Aggregate cement ratio (B) Time of transit (C) Grading of the aggregate (D) All of above

Description : Workability of concrete is directly proportional to (A) Aggregate cement ratio (B) Time of transit (C) Grading of the aggregate (D) All of above

Last Answer : Answer: Option C

Index number expressing the relative sizes of both coarse and fine aggregates, is called (A) Proportioning of aggregates (B) Fineness modulus (C) Grading of aggregates (D) None of these

Description : Index number expressing the relative sizes of both coarse and fine aggregates, is called (A) Proportioning of aggregates (B) Fineness modulus (C) Grading of aggregates (D) None of these

Last Answer : Answer: Option B

The strength of durability of concrete depends upon. (a) Size of aggregates (b) Grading of aggregates (c) Moisture contents of aggregates (d) All of these.

Description : The strength of durability of concrete depends upon. (a) Size of aggregates (b) Grading of aggregates (c) Moisture contents of aggregates (d) All of these.

Last Answer : (d) All of these.

The process of proper and accurate measurement of concrete ingredients for uniformity of proportion, is known as [ A ] Curing [ B ] Mixing [ C ] Grading [ D ] Batching

Description : The process of proper and accurate measurement of concrete ingredients for uniformity of proportion, is known as [ A ] Curing [ B ] Mixing [ C ] Grading [ D ] Batching

Last Answer : [ D ] Batching

The strength and quality of concrete depends upon (i)Grading of aggregates (ii)Shape of aggregates (iii)Surface area of aggregates (iv)Surface texture of aggregates [ A ] i, ii and iv [ B ] ii, iii and iv [ C ] i, iii and iv [ D ] i, ii, iii and iv

Description : The strength and quality of concrete depends upon (i)Grading of aggregates (ii)Shape of aggregates (iii)Surface area of aggregates (iv)Surface texture of aggregates [ A ] i, ii and iv [ B ] ii, iii and iv [ C ] i, iii and iv [ D ] i, ii, iii and iv

Last Answer : [ D ] i, ii, iii and iv

Land plane is ideally suited for a) Land levelling b) Earth moving c) Final grading d) Top finishing

Description : Land plane is ideally suited for a) Land levelling b) Earth moving c) Final grading d) Top finishing

Last Answer : d) Top finishing

Land plane is ideally suited for: a. Land leveling b. Earth moving c. Final grading d. Top finishing

Description : Land plane is ideally suited for: a. Land leveling b. Earth moving c. Final grading d. Top finishing

Last Answer : d. Top finishing