Question

(A) Objective Questions
I. Multiple Choice Questions.
Select the correct option:
1. Which of the following is not a fundamental unit?
(d) newton
(a) second
(b) ampere
(c) candela
2. Which of the following is a fundamental unit?
(a) m/s²
(b) joule
(d) metre
(c) newton
3. Which is not a unit of distance?
(a) metre
(b) millimetre
(c) leap year
(d) kilometre
II. Fill in the blanks
(1) The unit in which we measure the quantity is called...........
(ii) One light year is equal to ............
(iii) One mean solar day = .....
... sec.
(iv) One year = ..................... sec.
(v) One micrometre = ..................... m.
(B) Subjective Questions
1. What do you understand by the term measurement?
2. What do you understand by the terms (i) unit, (ii) magnitude, as applied to a physical quantity​

Answer 1

Answer:

1) a) newton

2)d)meter

3)c)leep year

Answer 2

1)newton
2)metre
3)leap year


1)S.I unit
2)9.461*10^15 metres
3)86400 sec
4)31536000
5)10^-6 metre