4. Three people are pushing a 500 kg of box in the same direction. Applied forces are 30 N, 20 N, and 10 N respectively. If the acceleratio

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4. Three people are pushing a 500 kg of box in the same direction. Applied forces are 30 N, 20 N, and 10 N respectively. If the acceleration of the box is 0.02 m/s2, what is the magnitude of a force created by friction?

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Thiên Ân 5 years 2021-07-24T05:39:14+00:00 1 Answers 15 views 0

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  1. Farah
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    2021-07-24T05:40:18+00:00
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    Answer:50N

    Explanation:

    mass=500kg

    Total force=30+20+10=60N

    Acceleration=0.02m/s^2

    Resultant force=mass x acceleration

    Resultant force=500 x 0.02

    Resultant force=10N

    Frictional force=total force – resultant force

    Frictional force=60-10=50N

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