The needle of a magnetic compass is generally supported on a:

1.  Bush bearing

2.  Ball bearing

3.  Needle bearing

4.  Jewel bearing

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4
Correct Answer :

Needle bearing


Explanation :
No Explanation available for this question

Consider the following statements: For pure clay, the shear strength parameters will be 1. Cohesion c = 0; and angle of internal friction Ø will be maximum. 2. Cohesion c is maximum and angle of internal friction Ø is also maximum. 3. Angle of internal friction Ø is zero, with some value of cohesion c. Which of these statements is/are correct

1.  1, 2 & 3

2.  1 only

3.  3 only

4.  2 only

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4
Correct Answer :

3 only


Explanation :
No Explanation available for this question

Consider the following statements: 1. Consolidation time increase with increasing compressibility 2. Consolidation time decreases with increasing permeability. 3. Consolidation time is dependent on the magnitude of stress increase. Which of these statements are correct

1.  1, 2 & 3

2.  1 & 2 only

3.  2 & 3 only

4.  1 & 3 only

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4
Correct Answer :

1 & 2 only


Explanation :
No Explanation available for this question

On nephelometry turbidity unit (NTU) is equal to the turbidity produced by:

1.  1 mg SiO2 dissolved in 1 l of distilled water with the test being run according to

2.  1 mg SiO2 dissolved in 1 l of distilled water with the test being run according t

3.  1 mg Formazin dissolved in 1 l of distilled water with the test being run

4.  1 mg Formazin dissolved in 1 l o f distilled water with the test being run

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4
Correct Answer :

1 mg Formazin dissolved in 1 l o f distilled water with the test being run


Explanation :
No Explanation available for this question

Consider the following statements: 1. Relative density is a meaningful parameter for all types of soils 2. Relative density is a meaningful parameter only for cohesion soils. 3. Relative density is a better indicator of the denseness of an in-situ granular soil Which of these statements are correct

1.  1, 2 & 3

2.  1 & 2 only

3.  2 & 3 only

4.  1 & 3 only

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4
Correct Answer :

1 & 3 only


Explanation :
No Explanation available for this question

An approximate estimation of total dissolved solids of a given water sample is often made by measuring:

1.  Electrical conductivity of the water sample

2.  Electro-magnetic conductivity of the water sample

3.  Sound conductivity of the water sample

4.  Thermal conductivity of the water sample

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4
Correct Answer :

Electrical conductivity of the water sample


Explanation :
No Explanation available for this question

The ratio between the adopted centrifugal ratios for roads and railways is:

1.  3:1

2.  4:1

3.  2:1

4.  5:1

View Answer  
4
Correct Answer :

4:1


Explanation :
No Explanation available for this question

If the radius of a sample curve is R, then the length of the chord for calculating the offsets by the “method of chords produced” should not exceed:

1.  R/5

2.  R/10

3.  R/20

4.  R/25

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4
Correct Answer :

R/10


Explanation :
No Explanation available for this question

If R is the radius of the curve and L is the length of the long chord, the shift of the curve is(all in meter units):

1.  L2/R

2.  L2/2R

3.  L2/24R

4.  L2/6R

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4
Correct Answer :

L2/24R


Explanation :
No Explanation available for this question

If the angle of deflection of a simple curve is and its radius is R, then the length of the chord is:

1.  2R sin θ

2.  2R sin θ/2

3.  2R cos θ

4.  2R tan θ/2

View Answer  
4
Correct Answer :

2R sin θ/2


Explanation :
No Explanation available for this question
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