Power Systems
The specific speeds of Kaplan, Francis and Pelton turbines are in

  the decreasing order.
 neither increasing nor decreasing order.
None of these
 the increasing order.

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Power Systems
The advantage of hydro electric power station over thermal power station is

 hydro electric power station can supply the power throughout the year
 the operation cost of hydro electric power station is low
 the initial cost of hydro electric power station is low
 hydro electric station can be constructed at the place where the energy is required

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