a) Mass cannot be change by the location , shape and speed of the body.
(b) Different vector quantities like velocity and force cannot be added.
(c) Linear motion has only one direction.
(c) The centre of gravity is at 0.5 x102 cm mark for a uniform metre rule.
(a) The ādā sub shell can have the minimum number of 10 electrons.
(b) The gas spread itself uniformly throughout any containers.
(c) Indicators are required in all types of titrations.
(d) Solid sodium chloride conducts electricity.
(e) Reduction brings about a decrease in oxidation number.
(f) Catalysts are not consumed by the chemical reactions.
(g) The reaction between joule and calorie is `1J=4.18 cal.
