Quiz 51 Civil express

The permissible closing error in levelling survey is ...

• 0.001m

• 0.005m

• 0.050m

• 0.100mm

The example for auxillary water resources is ...

• Spring

• Sewage disposal

• Well

• Artesian well

If two forces 3kg and 4kg act at right angles to each other, the resultant force will be equal to

• 7kg

• 1kg

• 5kg

• 3.5kg

The centre of gravity of triangular lamina is at its

• Centroid

• Sides

• Vertices

• None of these

Shortcut key for closing a window is

• Ctrl+C

• Alt+F4

• Ctrl+V

• Alt+F5

Shortcut key of single line text is

• Dt

• Mt

• St

• T

Lift becomes essential in a building when number of floors exceed

• 3

• 2

• 6

• 4

Bar charts are suitable for

• Minor works

• Large projects

• Major works

• All of these

Detonation results from

• High idle speed during cold starts

• Over advanced ignition timing

• High octane fuel

• Lowering the compression ratio

Actual depth of a british association thread in terms of pitch is

• d=p

• d=0.6p

• d=0.01p

• d=0.001p