Calculate the pressure exerted by .
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Explanation:
mass of ball,m = 50g = 0.05 kg radius of spherical ball, r = 5 cm = 0.05m surface area of spherical ball, A = 4πr²
= 4 x 3.14 × (0.05)²
= 4 x 3.14 × 25 × 10^-4
= 3.14 × 10^-2 m²
now, pressure = weight of ball/surface = (0.05 x 10)/(3.14 × 10^-2)
area of ball
= 15.9N/m²
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