Which of the following is NOT the correct measurement of S.I. unit?
5 m of cloth.
20 seconds of time.
Surface area of 25 cm2.
2 kg of cooking oil.
S.I. unit of area is m2, but surface area is given in cm2. S.I. unit for time is second, meter for length and kilogram for mass.,
Which of the following measurement is not in S.I. unit?
In the following figure, the area of the total cloth required is 80 cm2 and the area of the yellow cloth required is 60 cm2. If the red colored parts are congruent to each other and the blue cloth is 110th of the yellow cloth, what is the area of the red cloth required?
An umbrella is made by stitching 12 triangular pieces of cloth, each measuring (50 cm×20 cm×50 cm.) Find the area of the cloth used in it.
(I) Nylon clothes should not be worn in the kitchen while cooking
(II) Synthetic fibres catch fire easily, melt and stick to the body
Identify the correct option out of the following.