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Electronic Systems Thinking and Circuits · Qualifier · 6 Aug 2023 · May 2023 term

Question 14: The power usage is as follows on a daily basis in a give…

Question 14

+2 marksNumerical answer

The power usage is as follows on a daily basis in a given house. Assume the appliance is consuming power as long as it is ON.
1. 3 bulbs of 30W for 5 hours 2. 4 tube lights of 50W for 8 hours 3. 1 Air Conditioner of 1000W for 1 hour
Answer the following about the monthly (30 days) consumption in this house. Note: 1 unit = 1kWhr.
The total number of units consumed in a month = ________ .

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Correct answer: 91.5

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Question 14 of 26 in the IIT Madras BS Electronic Systems Thinking and Circuits (ESTC) Qualifier paper sat on 6 Aug 2023, in the May 2023 term (IIT M ES QUALIFIER EXAM QPQ1 06 Aug 2023). It carries 2 marks.

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