CBSE Class 11 c11phy_arith_round — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 11 c11phy_arith_round in the app →Per NCERT §1.3.1 rule 1, in MULTIPLICATION or DIVISION the final result should retain how many significant figPer NCERT §1.3.1 rule 2, in ADDITION or SUBTRACTION the result retains how many DECIMAL PLACES?Per NCERT Ex 1.2, 5.74 g of substance in 1.2 cm³ gives a density of which value to correct significant figuresPer NCERT §1.3.1, the sum 436.32 g + 227.2 g + 0.301 g = 663.821 g should be reported as which value?Per NCERT §1.3.2, the number 2.746 rounded to THREE significant figures is which?Per NCERT §1.3.2 (banker's rounding), the number 2.745 rounded to THREE significant figures is which?Per NCERT §1.3.2, the number 2.735 rounded to THREE significant figures becomes which?Per NCERT Ex 1.1, the surface area of a cube of side 7.203 m to appropriate significant figures is which?Per NCERT §1.3.3 Ex 1, the area of a rectangle 16.2 cm × 10.1 cm with each ±0.1 cm uncertainty is approximatelPer NCERT §1.3.3, the relative error in a measurement of 1.02 g with ±0.01 g uncertainty is approximately whicPer NCERT §1.3.3, in 12.9 g − 7.06 g (each to 3 significant figures), the result must be reported as which?Per NCERT §1.3.2 (general practice), in multi-step calculations one should retain how many EXTRA digits in int