The radius of a sphere is measured to be `(2.1+-0.5)` cm. Calculate its surface area with error limits .

The radius of a sphere is measured to be (2.1 +- 0.02) cm . Calculate its surface area with error limits.

The radius of a sphere is measured to be (2.1 +- 0.02) cm . Calculate its surface area with error limits.

The radius of a sphere is measured to be (1.2 +- 0.2)cm . Calculate its volume with error limits.

The radius of a sphere is measured to be (1.2 +- 0.2)cm . Calculate its volume with error limits.

If the radius of a sphere is measured to be ( 2.1 +- 0.05) cm.Calculate the surface area ( in cm^(2) )

The radius of a sphere is measured as (2.1 pm 0.5)cm . Its surface area with error limits is :

The radius of a sphere is measured to be (5.3+-0.1) cm . Calculate the percentage error in measurement of its volume.

The length and breadth of a rectangular lamina are measured to be (2.3 +- 0.2) cm (1.6 +- 0.1)cm. Calculate area of the lamina with error limits.