30-minute practice mock for Chapter 8 Hydropower (ACiE08): 30 MCQs (18 conceptual, 12 numerical) covering hydropower planning, policy and potential, power and energy studies (FDC, installed capacity, reservoirs), headworks of storage plants (dams, gravity dam stability, spillways, gates), headworks of run-of-river plants (intakes, settling basins, flushing), water conveyance (tunnels, surge tanks, penstocks, water hammer), and turbines, generators and powerhouses.