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  • Question

  • Consider the following statements :
    A : In masonry, bricks are joined together by cement mortar.
    B : Cement mortar adheres more effectively to brick surface than any other material.


  • Options
  • A. both A and R are true and R is the correct explanation of A
  • B. both A and R are true but R is not the correct explanation of A
  • C. A is true but R is false
  • D. A is false but R is true

  • Correct Answer
  • A is false but R is true 

    • UPSC Civil Service Exam Questions problems

    Search Results

    • 1. In a PERT network, the activity durations are given as to (optimistic), tp (pessimistic) and tm (most likely time). What is the variance of is activity?

    • Options
    • A.
    • B.
    • C.
    • D. None of the above
      • Discuss
    • 2. To generate 10, 000 hp under a head of 81 m while working at a speed of 500 rpirt, the turbine of choice would be

    • Options
    • A. Pelton
    • B. Kaplan
    • C. Bulb
    • D. Francis
      • Discuss
    • 3. Consider the following methods of preservation of timber :
      1. Dipping
      2. Brushing or spraying
      3. Pressure impregnation
      The correct sequence in decreasing order of the effectiveness of these methods of preservation is

    • Options
    • A. 1, 2, 3
    • B. 2, 1, 3
    • C. 3, 1, 2
    • D. 3, 2, 1
      • Discuss
    • 4. What is the use of a station pointer?

    • Options
    • A. For making soundings in water bodies
    • B. For plotting of soundings in harbour area
    • C. For marking sunken shipping hazards
    • D. For making tidal observations
      • Discuss
    • 5. Which are the critical activities of the bar chart shown above?

    • Options
    • A. Activities B and E
    • B. Activities A, D and F
    • C. Activities A, C and E
    • D. Activities A and F
      • Discuss
    • 6. Consider the following statements :
      Collision diagram is used to
      1. study accident pattern
      2. eliminate accidents
      3. determine remedial measures
      4. make statistical analysis of accidents
      Of these statements :

    • Options
    • A. 1 and 2 are correct
    • B. 1 and 3 are correct
    • C. 3 and 4 are correct
    • D. 2 and 4 are correct
      • Discuss
    • 7. A bar of circular cross-section of diameter D is subjected to a torque T at B as shown in the figure given. What is the angle of twist at A?

    • Options
    • A. Same as that at B
    • B. Zero
    • C. Twice as that at B
    • D. Half as that at B
      • Discuss
    • 8. What is the effective height of a free-standing masonry wall for the purpose of computing slenderness ratio?

    • Options
    • A. 0.5 L
    • B. 1.0 L
    • C. 2.0 L
    • D. 2.5 L
      • Discuss
    • 9. The following steps are involved in making a spigot and socket joint of cast iron pipes used in water supply systems :
      1. Tarred gasket or hemp yarn in wrapped around the spigot.
      2. The sipgot end is centered into the socket end of the preceding pipe.
      3. A joining ring end is placed around the barrel and against the face of the socket.
      4. The gasket or hemp yarn in caulked slightly.
      5. Molten pig lead is poured and then caulked.
      The correct sequence of these steps is

    • Options
    • A. 2, 1, 4, 3, 5
    • B. 2, 1, 3, 4, 5
    • C. 1, 2, 4, 5, 3
    • D. 1, 2, 3, 5, 4
      • Discuss
    • 10. A reinforced concrete slab is 75 mm thick. The maximum size of reinforcement bar that can be used is

    • Options
    • A. 12 mm diameter
    • B. 10 mm diameter
    • C. 8 mm diameter
    • D. 6 mm diameter
      • Discuss

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