Question

A spherical shell whose outer radius is 5 cm and inner
radius is 4 cm then the volume of spherical shell is:
(a) 45 cm
(b) 49.3 cm
(c) 61 cm
(d) 81-nem​

Answer 1

Answer:

hey mate here is ur ans

Step-by-step explanation:

given that

r1 = 5cm

r2 = 4cm

volume of spherical shell

= 4/3 π(r1²-r2²)

4/3×3.14 (25-16)

4/3×3.14(9)

12×3.14 = 37.68

i think may be this ans

hope it help u