TNPSC GK Questions About Units and Measurements - 2

Question: 6

Which is the fundamental quantity among the following?

(A) Area

(B) Mass

(C) Density

(D) Speed

Ans: B

Mass

Question: 7

The number of base units in S.I. system is

(A) 2

(B) 4

(C) 6

(D) 7

Ans: D

7

Question: 8

Which one of the following is the unit of solid angle?

(A) Steradian

(B) Mole

(C) Radian

(D) Kelvin

Ans: A

Steradian

Question: 9

Platinum freezes at ____

(A) 0 C

(B) 273 K

(C) 2045 C

(D) 2045 K

Ans: D

2045 K

Question: 10

The unit of length was discovered in

(A) 1983

(B) 1981

(C) 1967

(D) 1948

Ans: A

1983

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