Question

The dimensions of a rectangular block measured with an instrument having least count 0.01 cm is 4.0 mm × 10.0 mm × 10.0 mm. The maximum percentage error in the measurement of volume of the block is

a) 0.45%

b) 0.045%

c) 4.5%

d) 0.54%​

Answer 1

Answer:

(b) 0.045%

Explanation:

0.01cm

________________ ×100

4mm×10mm×10mm

0.1mm

= ______ ×100

400mm

0.1mm

= ______

4mm

1mm

= _______

4mm×10

1mm

= ______

40mm

= 0.045%