Q.1

The total area of side face reinforcement, in case of a deep beam should not be less than

  • 0.1% of web area
  • 0.2% of web area
  • 0.3% of web area
  • 0.4% of web area.
Q.2

The actual length of a column provided with a cap and base, is the distance between

  • top of the base and underside of the cap
  • bottom of the base and underside of the cap
  • top of the base and top of the cap
  • bottom of the base and top of the cap.
Q.3

In the formula

  • A and B are the dimensions of the column
  • A and B are the dimensions of the base plate
  • A is the greater projection of the plate beyond the column
  • B is the lesser projection of the plate beyond the column
  • Both (c) and (d) of above.
Q.4

For design purpose, the moment at the support where two unequal spans or spans not equally loaded meet, is

  • lesser value
  • greater value
  • average of two values
  • none of these.
Q.5

As per IS :the permissible axial tension in rolled I-beams and channels, is

  • 1500 kg/cm2
  • 1800 kg/cm2
  • 1400 kg/cm2
  • 1420 kg/cm2
Q.6

The structure which is subjected to an imposed load afterhours for a period ofhours, is deemed to be unacceptable if it fails to recover the net deflection less than

  • 90%
  • 85%
  • 80%
  • 75%
Q.7

As per IS : 800-the coefficient of expansion for steel per degree centigrade per unit length, is

  • 0.000011
  • 0.000012
  • 0.000013
  • 0.000014
Q.8

A column of rectangular section is considered short, if both the slenderness ratios are less than

  • 8
  • 10
  • 12
  • 16
Q.9

The pitch of transverse reinforcement of a column is taken as

  • least lateral diamension of the compression member
  • sixteen times the smallest diameter of the longitudinal reinforcement of the column
  • forty eight times the diameter of the transverse reinforcement
  • least value of the above.
Q.10

The averagedays compressive strength of at least threecm concrete cubes prepared with available water as compared to the average strength of three similer concrete cubes prepared with distilled water, should be at least

  • 70%
  • 80%
  • 90%
  • 95%
Q.11

The tolerances for the form work of columns and beams range from

  • - 3 mm to + 6 mm
  • - 4 mm to + 8 mm
  • - 6 mm to + 12 mm
  • - 8 mm to + 12 mm
Q.12

The pH value of water to be used in concrete shall generally be

  • not more than 7
  • not less than 6
  • not less than 5
  • not more than 6
Q.13

The flat slab is a reinforced concrete slab with or without drops and is supported

  • on columns without column head
  • on columns with column head
  • on beams
  • None of these.
Q.14

The effective length of lacing is the distance

  • between the inner end rivets of the bar for single lacing
  • 0.7 of the distance between the inner end rivets of the bar for double lacing
  • between the inner ends of effective lengths of welds connecting the members
  • 0.7 of the distance stated in (c)
  • all the above.
Q.15

Pick up the correct statement applicable to cased columns.

  • Single I-beam or channels back with or without flange plates may be used
  • The overall dimensions of the steel section do not exceed 750 x 450 mm over plate if used
  • The column is unpainted and is solidly encased in ordinary dense concrete with 10 mm aggregates having a minimum of cube strength 160 kg/cm2 at 28 days
  • The surface and edges of the steel column should be provided a concrete cover not less than 50 mm
  • All the above.
Q.16

The ratio of the effective length to the least radius of gyration of a tie member of a roof truss, which gets subjected to reversal of stress shall not exceed

  • 180
  • 200
  • 240
  • 350
Q.17

Pick up the correct statement applicable to cased columns.

  • Single I-beam or channels back with or without flange plates may be used
  • The overall dimensions of the steel section do not exceed 750 x 450 mm over plate if used
  • The column is unpainted and is solidly encased in ordinary dense concrete with 10 mm aggregates having a minimum of cube strength 160 kg/cm2 at 28 days
  • The surface and edges of the steel column should be provided a concrete cover not less than 50 mm
  • All the above.
Q.18

The effective length of lacing is the distance

  • between the inner end rivets of the bar for single lacing
  • 0.7 of the distance between the inner end rivets of the bar for double lacing
  • between the inner ends of effective lengths of welds connecting the members
  • 0.7 of the distance stated in (c)
  • all the above.
Q.19

In the formula

  • A and B are the dimensions of the column
  • A and B are the dimensions of the base plate
  • A is the greater projection of the plate beyond the column
  • B is the lesser projection of the plate beyond the column
  • Both (c) and (d) of above.
Q.20

The ratio of the effective length to the least radius of gyration of a tie member of a roof truss, which gets subjected to reversal of stress shall not exceed

  • 180
  • 200
  • 240
  • 350
Q.21

Pick up the correct statement from the following:

  • The cover of a longitudinal reinforcing bar in a column is kept not less than the diameter of the bar or 40 mm
  • The cover of a longitudinal reinforcing bar in beam is kept not less than the diameter of the bar or 25 mm
  • The end cover of a longitudinal reinforcing bar in a beam is kept not less than twice the diameter or 25 mm
  • The cover for tensile reinforcement in a slab is kept not less than diameter of the bar or 15 mm
  • All the above
Q.22

Creep of concrete is assumed proportional to the stress if the stress does not exceed .......of the characteristic compressive strength

  • 15%
  • 20%
  • 25%
  • 33%
  • 50%
Q.23

For deformed reinforcing bars, the permissible design bond stress may be increased by

  • 20%
  • 30%
  • 40%
  • 50%
  • 60%
Q.24

Mgrade concrete means, its compressive strength of 15-cm cube, isN/mm2 after

  • 3 days
  • 7 days
  • 21 days
  • 28 days
Q.25

The minimum thickness of the web plate for a crane gantry plate girder with a lifting load exceedingtonnes, is

  • 4 mm
  • 5 mm
  • 6 mm
  • 8 mm
Q.26

Four reinforcing bars ofmm diameter each, are bundled in contact. The lower two bars extend up to end supports. The distance between the points of termination of the upper bars, is kept

  • zero
  • 1.2 m
  • 0.9 m
  • 0.75 m
Q.27

The characteristic strength of concrete is the strength of material if its test result is not less than

  • 2%
  • 3%
  • 4%
  • 5%
  • 10%
Q.28

The maximum pitch of rivets for compression and tension members should not exceed

  • 32 t
  • 200 mm
  • 40 t
  • 300 mm
  • both (a) and (d)
Q.29

If the ratio of effective span to overall depth of a simply supported beam is less thanthe lever arm is

  • 0.3l
  • 0.4l
  • 0.5l
  • 0.6l
Q.30

Minimum thickness of steel work directly exposed to weather but not accessible for cleaning and repainting, the thickness should be not less than

  • 4 mm
  • 6 mm
  • 7 mm
  • 8 mm
0 h : 0 m : 1 s