The area of a rectangle of length 100 cm and width 80 mm is

a. 8000 cm2

b. 8000 mm2

c. 800 mm2

d. 800 cm2

15. Which of the following instruments

is best for measuring the volume of a

small, irregularly shaped stone?

a. Burette

b. A measuring tape

c. A measuring cylinder

d. A micrometer screw gauge

Item 16 refers to the following diagram of a

Vernier calliper

16. The diameter of the small sphere, S,

is:

a. 0.80 cm

b. 0.53 cm

c. 0.53 mm

d. 1.40 cm

Item 17 refers to the following diagram of a

micrometer screw gauge

17. The diameter of the thin rod, R, is:

a. 5.62 mm

b. 5.50 mm

c. 6.00 mm

d. 6.12 mm

18. Which of the following groups

contains TWO fundamental

quantities?

a. Force, momentum, mass

b. Voltage, current, resistance

c. Pressure, amount of substance,

current

d. Velocity, refractive index, time

19. The SI base unit for temperature is

a. °F

b. K

c. °C

d. T

20. The newton (N) is equivalent to:

a. kgm-1

s

2

b. kgms2

c. kgm-1

s

-2

d. kgms