Which of the following are the three physical quantites
- density, mass, time
- length, time, mass
- length, time, weight
- volume, temperature, mass
The most suitable instrument for measuring the outer diameter of a testtube is
- meter rule
- micrometer
- tape measure
- vernier calliper
The following are devices for measuring volume except
- burette
- beam balance
- pipette
- measuring cylinder
Which of the following is not a state of matter?
- gas
- liquid
- solid
- vacuum
The following are S I units except
- minutes
- metres
- seconds
- kilogram
Convert 25cm3 to m3
- 250000
- 250
- 0.25
- 0.000025
The density of petrol is 0.72g/cm-3. Express this in Kgm-3
- 0.00072kgm-3
- 7.2kgm-3
- 720kgm-3
- 7200kgm-3
What unit means one thousand of a gram?
- milligram
- decigram
- centigram
- kilogram
What measure in decimeters is 0.001km?
- 1.0dm
- 0.1dm
- 0.001dm
- 0.001dm
The following are instruments used to measure length except
- meter rule
- vernier calliper
- tape measure
- measuring cylinder
A block of wood of mass 0.135kg measures 5cm x 3cm x 10cm. Find the density of the wood in kg/m-3
- 0.15
- 30
- 0.09
- 900
A stone displaced 20cm3 of water in a measuringg cylinder. The volume of the stone is
- 40cm3
- 30cm3
- 20cm3
- 10cm3
Which of the following is used to measure internal diameter of a test tube?
- tape measure
- vernier calliper
- metre rule
- micrometer screw gauge
Density is the ratio of
- mass to density
- volume to mass
- volume to density
- mass to volume
Write 0.0004505 in standard form
- 0.4505 x 10-3
- 4.505 x 10-4
- 45.05 x 10-5
- 4505 x 10-7
Physics is a science that deals with the study of
- fundamental quantities
- matter and energy
- international system of units
- derived quantities and units
Convert 0.0065m2 to cm2
- 0.65cm2
- 65cm2
- 6.5cm2
- 650cm2
Write 1.4505 to three significant figures
- 1.4
- 1.4005
- 1.40
- 1.401
What is 250mm in meters?
- 0.25m
- 250000m
- 2.5m
- 25m
An equilateral triangular piece of cloth has a base of 7cm and height 6.062cm. Find the area of the cloth in m2?
- 0.00424m2
- 21.217m2
- 0.00212m2
- 42.4m2