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Subjects
Science CBSE
Class 9
Work and energy
Textbook based HOTS II
57.
Multiple choice question LVII
Exercise condition:
2
m.
\(5\) bulbs of \(50\ W\) each, operate for \(5\ hours\ per\ day\). If the cost of the energy consumed in \(30\ days\) is \(₹\ 375\), find the cost of one unit of electricity.
\(₹\ 7\)
\(₹\ 8\)
\(₹\ 10\)
\(₹\ 12\)
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