For B.G. single track railway, the height of the tunnel above top of rails should be 

For 100 cubic metre of roof surface, the area of A.C. corrugated sheets required will be 

The shape of test piece is 

A car travelling with of its actual speed covers 42 km in 1 hr 40 min 48 sec. Find the actual speed of the car. 

Which one of the following surfaces will give highest coefficient of traction while using crawler track tractors? 

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

How many principles were developed in public Service Charter after it was relaunched in England? 

Look at this series: 2, 6, 18, 54, ... What number should come next?