Question 11 MarkThe magnitude of a standard unit should not change with respect to time and place.AnswerTRUEView full question & answer→
Question 21 MarkA standard unit is a basic unit acceptable to scientists and general public.AnswerTRUEView full question & answer→
Question 31 MarkOne light year is equal to a distance of $9.46 \times 10^{12} Km$.AnswerTRUEView full question & answer→
Question 41 MarkThe distance of stars from the earth is measured in mega-metres.AnswerFALSEView full question & answer→
Question 51 MarkOne millimetre is equals to one million metres.AnswerFALSE View full question & answer→