heey help plz???????A block measuring 20cm by 10cm by 4 cm rests on a flat surface. The block has a weight of 600g. Determine: (a)The minimu

Question

heey help plz???????A block measuring 20cm by 10cm by 4 cm rests on a flat surface. The block has a weight of 600g. Determine: (a)The minimum pressure it exerts on the surface. (3 Marks (b) The density of the block in kg/Take (g = 10N/kg . (3 Marks

in progress 0
Thu Thảo 4 years 2021-08-02T06:23:51+00:00 1 Answers 47 views 0

Answers ( )

  1. Tryphena
    0
    2021-08-02T06:25:40+00:00
    Reply

    Answer:

    a) 300 Pa

    b) 750 kgm-³

    Explanation:

    P = F/A

    Minimum pressure exerts when the largest area on the surface,

    a) P = (0.6 × 10 ) / ( 20×10 × 10^-4)

    = 300 Pa

    b) D = m/v

    = 0.6/ (20 × 10 × 4 × 10^-6)

    = 750kgm^-3

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )