What force is required to exert a pressure of 4*10square Pascal on an area of 20cm square ?
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Answered by
1
Answer:
(a) Adhesive force 1 (b) Wet clothes cling to our body chalk powder stick to the black. N Thrust 200 Area 10 × 10 − × 5 = 4 =210 Pascal Pressure = So if area = 50 square cm.
Answered by
1
Answer:
Thrust = F = m × g
= 5 kg × 9.8 m s–2
= 49 N
Area of a side = length × breadth
= 20 cm × 10 cm
= 200 cm2 = 0.02 m2
From Eq. (20),
Pressure= 49 N ⁄ 0.02m2
= 2450 N m-2.
Explanation:
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