Advertisements
Advertisements
प्रश्न
How many significant figures should be present in the answer of the following calculation:-
`(0.02856 xx 298.15 xx 0.112)/0.5785`
Advertisements
उत्तर
Least precise number of calculation = 0.112
∴ Number of significant figures in the answer
= Number of significant figures in the least precise number
= 3
APPEARS IN
संबंधित प्रश्न
How many significant figures are present in the 208?
How many significant figures are present in the 2.0034?
How many significant figures should be present in the answer of the following calculation?
0.0125 + 0.7864 + 0.0215
The relative density of lead is 11.3. Its density is ______ g cm–3or ______ kg m–3.
State the number of significant figures in the following:
0.007 m2
State the number of significant figures in the following:
0.2370 g cm–3
State the number of significant figures in the following:
6.320 J
A large ball 2 m in radius is made up of a rope of square cross-section with edge length 4 mm. Neglecting the air gaps in the ball, what is the total length of the rope to the nearest order of magnitude?
Solve the numerical example.
Nuclear radius R has a dependence on the mass number (A) as R =1.3 × 10-16 A1/3 m. For a nucleus of mass number A = 125, obtain the order of magnitude of R expressed in the meter.
Solve the numerical example.
The diameter of a sphere is 2.14 cm. Calculate the volume of the sphere to the correct number of significant figures.
Write a short note on the following.
Rounding - off
How many significant figures should be present in the answer of the following calculations?
`(2.5 xx 1.25 xx 3.5)/2.01`
Assertion (A): Significant figures for 0.200 is 3 where as for 200 it is 1.
Reason (R): Zero at the end or right of a number are significant provided they are not on the right side of the decimal point.
Taking into account of the significant figures, what is the value of 9.99 m – 0.0099 m?
The sum of the numbers 436.32, 227.2 and 0.301 in appropriate significant figures is ______.
Why do we have different units for the same physical quantity?
Significant figures in a measurement include which of the following?
How many significant figures are present in the measurement 2007 grams?
Which of the following measurements contains exactly two significant figures?
The radius of Earth is expressed as 0.64 × 10⁷ m in scientific notation. What is its order of magnitude and number of significant figures?
