NEET Physics Physical Quantities MCQ Question with Solution

What are the units for fundamental or base quantities called?

A

Fundamental units

B

Derived units

C

Composite units

D

Standard units

Option A

Fundamental or base quantities are expressed in units called fundamental or base units, which are internationally accepted reference standards.

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Which of the following equations for a physical quantity is dimensionally consistent?

In an experiment to find out the diameter of wire using screw gauge, the following observation were noted:

Match Column-I with Column-II. Column-I Column-II (a) Surface area of a cube (i) 1.688 g/cm³ (b) Volume of a cube (ii) 373.7 m³ (...

The numbers 2.745 and 2.735 on rounding off to 3 significant figures will give