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Subjects
Science CBSE
Class 9
Work and energy
Textbook based HOTS
28.
Multiple choice question XXVIII
Exercise condition:
2
m.
If \(250\ J\) of work is done in sliding a \(5\ kg\) block up an inclined plane of height \(4\ m\) work done against fiction ______ \(g\ =\ 10\ ms^{-2}\)).
\(0\ J\)
\(50\ J\)
\(100\ J\)
\(200\ J\)
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