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Leleda
Leleda asked in Science & MathematicsPhysics · 3 years ago

A spring scale is attached to a heavy block. A string tied to the spring scale continues over a pulley to a hanging 0.5 kg mass.?

Using Newton’s Third Law force pairs, show that the reading on the scale is approximately 5 Newtons.

3 Answers

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  • oubaas
    Lv 7
    3 years ago

    Reading is m*g = 0.5*9.806 = 4.903 N (quite close to 5)

  • electron1
    Lv 7
    3 years ago

    The scale reading is equal to the weight of the block.

    Weight = 0.5 * 9.8 = 4.9 N

    If we round to one significant digit, this is 5 N.

  • Shane466
    3 years ago

    Xxx

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