Physical measurements 1st sec first term

the measuring unit of mass in the British system is ..........

• gm

• Kg

• pound

• foot

1000 cm³ = ................ m³

• 1

• 10^-3

• 10^-6

• 10⁶

the distance between two engraved marks at the ends of a rod made of platinum and iridium alloy kept at 0 C

• standard meter

• standard kilogram

• standard kilometer

• standard time

the number 0.00002 can be simplified as .................

• 2 × 10⁵

• 2 × 10^-6

• 2 × 10^-4

• 2 × 10^-5

the measuring unit of the absolute temperature in the international system is

• Mole

• Kilven

• Ampere

• Radian

• 6 × 10^-8

• 60 × 10^-8

• 6 × 10^-7

• 60 × 10^-6

A tool used in measuring small lengths with high accuracy

• Meter tap

• Ruler

• Vernier caliper

• Micrometer

From the fundamental physical quantity ..............

• Speed

• Mass

• Acceleration

• Force

10 Kg = .................... ng

• 10¹²

• 10^-12

• 10⁹

• 10-9