You lift a heavy book from the floor of the room and keep it in the book-shelf having a height 2 m- In this process you take 5 seconds- The work done by you will depend uponA- Mass of the book and time takenB- Weight of the book and height of the book-shelfC- Mass of the book- height of the book-shelf and time takenD- Height of the book-shelf and time taken

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You lift a he...

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You lift a heavy book from the floor of the room and keep it in the book-shelf having a height 2 m. In this process you take 5 seconds. The work done by you will depend upon

Mass of the book and time taken

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Weight of the book and height of the book-shelf

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Height of the book-shelf and time taken

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Mass of the book, height of the book-shelf and time taken

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Solution

The correct option is B
Weight of the book and height of the book-shelf

Work done = Force × displacement

= Weight of the book × Height of the book shelf

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You lift a heavy book from the floor of the room and keep it in the book-shelf having a height 2 m. In this process you take 5 seconds. The work done by you will depend upon

The correct option is B Weight of the book and height of the book-shelfWork done = Force × displacement = Weight of the book × Height of the book shelf

The correct option is B
Weight of the book and height of the book-shelf

Work done = Force × displacement

= Weight of the book × Height of the book shelf