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Q#1 Economic Load Dispatch GATE EE 2023 MCQ +1 mark -0.33 marks

The expressions of fuel cost of two thermal generating units as a function of the respective power generation  and  are given as:

where  is a constant. For a given value of , optimal dispatch requires the total load of  to be shared as  and . With the load remaining unchanged, the value of  is increased by  and optimal dispatch is carried out. The changes in  and the total cost of generation,  in Rs/hour will be as follows:

 will decrease and  will increase.

Both  and  will increase.

 will increase and  will decrease.

Both  and  will decrease.

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