Question 3

GAMCQ1 markNeeds review
An electricity utility company charges ₹ 7 per kWh (kilo watt-hour). If a 40-watt desk light is left on for 10 hours each night for 180 days, what would be the cost of energy consumption? If the desk light is on for 2 more hours each night for the 180 days, what would be the percentage-increase in the cost of energy consumption?
Your answerChoose one option.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

EXPLORE & PRACTISE

Paper and topic context

See where this question comes from and choose what to practise next.

2025GA

GATE CE 2025 · Paper 2

Civil Engineering · Original paper archive

Section
General Aptitude
Question type
Multiple choice (MCQ)
Marks
1 mark

Practise related topics

Explore more previous year questions using this question’s imported topic tags.

civil engineering

GATE CE previous year questions

infrastructure

GATE CE previous year questions

structural engineering

GATE CE previous year questions

quantitative aptitude

GATE CE previous year questions

Comments

Ask a question, share your approach, or help someone understand.

Log in to view the discussion

You’re not logged in. Log in or create an account to see discussions and add comments.