ADJECTIVE OF QUANTITY INDEFINITE ADJECTIVE OF NUMBER GRAMMAR IMPORTANT

A, B, C, and D all lie on a number line. C is the midpoint of bar(AB) and D is the midpoint of bar(AC) . {:("Quantity A","Quantity B"),("The ratio of "bar(AD)" to "bar(CB),"The ratio of "bar(AC)" to "bar(AB)):}

STATEMENT-1 The accuracy in final result of an experiment is always less than the accuracy of any one of the quantities used to find it STATEMENT-2 The accuracy with which you can report any reading depends on least count of measuring instrument STATEMENT-3 Making a number of readings of a given quantity and taking an average will reduce the systematic errors

Which of the following statements are true and which are false? Give reasons for your answers. (i) Only one line can pass through a single point. (ii) There are an infinite number of lines which pass through two distinct points. (iii) A terminated line can be produced indefinitely on both the sides. (iv) If two circles are equal, then their radii are equal. (v) In Fig. 5.9, if AB = PQ and PQ = XY, then AB = XY.

In the S.I. units the number of basic physical quantities is

A : A unitless physical quantity must be dimensionless. R : A pure number is always dimensionless.

A certain quantity of ideal gas takes up 56J of heat in the process AB and 360 J in the process AC. What is the number of degrees of freedom of the gas.

A vessel contains 5.6 g of nitrogen (N_(2)) gas. Calculate the following quantities. The molar mass of N_(2) is 28 g mol^(-1) . Number of moles of N_(2)

A quantity X is given by X = ((R )/( N_(A)K))^(2) where R is the universal gas constant, N_(A) is Avagadro number & K is the Boltzmann's constant Dimension of X is that of

A quantity X is given by X = ((R )/( N_(A)K))^(2) where R is the universal gas constant, N_(A) is Avagadro number & K is the Boltzmann's constant Dimension of X is that of