The volume of a sphere (V) varies directly as the cube of its radius. The volume of the sphere of radius 3 cm is ` 36 pi cm^(3)`. What is the volume of a sphere of radius 15 cm?
Answered Feb 05, 2023
Correct Answer - ` 4500 pi cm^(3)`
Correct Answer - `-(Q^(2))/(16pi in_(0)R)`
Correct Answer - `(1)/(5)qwr^(2),(q)/(2m)`
Correct Answer - 5 cm of the left of the surface of sphere
Volume of balloon = V = 800 cm3 Density of hydrogen gas = pH = 9 x 10-5 g cm-3 Weight of empty balloon = 0.3 gf Density of air = ρa = 1.3...
Correct Answer - Virtual image is seen at 7.5 cm from the spherical surface
Correct Answer - ` (700)/3 K`
Correct Answer - 3850 `cm^(2)`
Correct Answer - 125 K
Correct Answer - `(i) 40 pi cm^(3) (ii) 8 pi cm^(2)`
(C) square root of adiabatic elasticity.
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