CIVILWAR KWA DAY 22 - (estimation,bearings )

The expected out turn of 12 mm plastering with cement mortar is

• 2.5 sq.m

• 4.0 sq.m

• 8.0 sq.m

• 10.0 sq.m

Which bearing carries load perpendicular to shaft axis?

• Thrust bearing

• Collar bearing

• Journal bearing

• Pivot bearing

Which metal is the main constituent of tin-based Babbitt?

• Tin

• Lead

• Copper

• Antimony

A ball bearing marked as ‘305’ represents—

• Extra light, 25 mm bore

• Medium series, 25 mm bore

• Heavy series, 30 mm bore

• Light series, 20 mm bore

Which among the following statement is correct, revised estimate is prepared if

• Technical sanctioned amount exceeds 10%

• Administrative sanctioned amount exceeds 5%

• Material deviation

• All of these

The approximate cost of a building having a plinth area of 300 sq.m @ Rs 1500 per sq.m works out as

• Rs. 8,25,000

• Rs. 3,75,000

• Rs. 4,50,000

• Rs. 8,40,000

In bearing designation, the number '2' as third digit from right denotes—

• Medium series

• Light series

• Extra light series

• Heavy series

Which type of bearing can take both radial and thrust loads?

• Cylindrical roller

• Thrust ball

• Tapered roller

• Needle roller

What is the equation for computation of volume by prismoidal formula?

• V = (D/2)(A1 + A2 + A3 + ........ + An - 1 + An)

• V = (D/2)(A1 + An) + 2(A2 + A3 + ........ + An - 1)

• V = (D/3)(A1 + An) + 2(A3 + A5 + ........ + An - 1) + 4(A2 + A4 + ........ + An - 2))

• V = (D/2)(A1 + A2 + A3 + ........................ + An - 1 + An)

The plan of a building in the form of square with center line dimensions of outer walls as 14.7 m × 14.7 m. If the wall thickness is 0.30 m and a plinth offset is 0.15 m is also provided, the plinth area of the building is

• 207.36 sq.m

• 225 sq.m

• 216 sq.m

• 225.60 sq.m