A 596 km2 catchment area has a 12-hour unit hydrograph which can be approximated as a triangle. If its time base is 144 hours, its peak ordinate (in m3/s) is approximately:

Which of the following territories was annexed by Lord Dalhousie under the pretext of misgovernance, and not directly through the Doctrine of Lapse?

What was the primary stated reason for the Partition of Bengal in 1905 by Lord Curzon?

Which of the following events is considered the immediate trigger for the launch of the Non-Cooperation Movement by Mahatma Gandhi?