UPSC Civil Service Exam Questions - Section 1 (2)

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UPSC Civil Service Exam Questions - Section 1

If you are looking for UPSC Civil Service Exam
Questions, then you are at right place. In this section you will find all the important MCQs on
this field.

What is the effective height of a free-standing masonry wall for the purpose of computing slenderness ratio ?

A.	0.5 L
B.	1.0 L
C.	2.0 L
D.	2.5 L

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

10.

Which are the critical activities of the bar chart shown above ?

61-1562

A.	Activities B and E
B.	Activities A, D and F
C.	Activities A, C and E
D.	Activities A and F

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

11.

Activated sludge is the

A.	resultant sludge removable from the aeration unit
B.	sludge settled in the humus tank
C.	sludge in the secondary tank post-aeration rich in microbial mass
D.	sludge.in the secondary tank post aeration, rich in nutrients.

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

12.

A close-coiled helical spring with n coils, mean radius R and diameter d is subjected to an axial load W. What is the compression in the spring ?

A.
B.
C.
D.

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

13.

If the pressure carried by a CBR specimen at 2.5 mm penetration is 3.5 N/mm², the CBR of the soil is

A.	10%
B.	35%
C.	50%
D.	70%

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

14.

The maximum energy stored at elastic limit of a material is called

A.	resilience
B.	proof resilience
C.	modulus of resilience
D.	bulk resilience

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

15.

The rectangular block shown in the given figure is subjected to pure shear to intensity 'q'. If BE represents the i principal plane and the principal stresses are σ₁, σ₂ ; then the values of θ, σ₁ and σ₂ will be respectively.

42-855

A.	θ°, 90°; + q and - q
B.	30°, 120°; + q and - q
C.	45°, 135°; + and
D.	45°, 135°; + q and - q

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

16.

Consider the following statements :
1. An ascending gradient of 1 in 100 meets an ascending gradient of 1 in 120 to form a Valley curve.
2. A falling gradient of 1 in 25 meets a falling gradient of 1 in 50 to form a summit curve.
3. The length of summit curve is determined on the basis of head light sight distance.
Which one of the statements given above is/are correct ?

A.	1 and 2
B.	2 and 3
C.	1 and 3
D.	2 only

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

UPSC Civil Service Exam Questions - Section 1 (2)

UPSC Civil Service Exam Questions - Section 1

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