All physical quantities are

  • not measurable
  • measurable
  • related to each other
  • not related to each other

The least count of the meter ruler is

  • 0.1 mm
  • 0.5 mm
  • 1 mm
  • 0.001 mm

A worldwide system of measurements in which the units of base quantities were introduced is called

  • prefixes
  • international system of units
  • scientific names
  • Nomenclature

By converting 3 700 000 Watt into kilowatt, we get

  • 3.7 W
  • 3 700 kW
  • 3 7000 kW
  • 37 kW

Measuring cylinders have different capacities from

  • 1000 mL to 2500 mL
  • 10 mL to 250 mL
  • 100 mL to 250 mL
  • 100 mL to 2500 mL

In screw gauge, if zero of circular scale coincides with the index line, then the zero error will be

  • positive
  • zero
  • negative
  • one

The standard quantity for measuring is called

  • base quantity
  • physical quantity
  • derived quantity
  • unit

The smallest possible division up to which an instrument can measure is called

  • large count
  • least count
  • small count
  • shortest length

By converting 30,000 grams into kilograms, we get

  • 30 kg
  • 3 kg
  • 300 kg
  • 0.3 kg

Volume, area, speed, electric charge, force and work are the examples of

  • quartile quantities
  • base quantities
  • derived quantities
  • prefixes

The study of the motion of objects, its causes and effects is called

  • heat
  • mechanics
  • atomic physics
  • plasma physics

Peter claimed that the diameter of a wire is 1.042 using Vernier calipers. Up to what extent he is right?

  • 1 cm
  • 1.0 cm
  • 1.04 cm
  • 1.042 cm

The quantities that are expressed in terms of base quantities are known as

  • quartile quantities
  • prefixes
  • base quantities
  • derived quantities

All the quantities that are measurable are called

  • Physical quantities
  • thermodynamics
  • non-physical quantities
  • mechanics

In screw gauge, if zero of circular scale is behind the index line, then the zero error will be

  • positive
  • negative
  • zero
  • one

We can express 200.7 in scientific notation as

  • 2.007 × 10³
  • 2.007 × 10²
  • 27 × 10³
  • 200.7 × 10²

In laboratories, a one meter long tool to measure length of an object or distance between two points is called

  • physical balance
  • screw gauge
  • Vernier calipers
  • meter rule

Derived quantities can be expressed in form of

  • base quantities
  • physical quantities
  • non measurable quantities
  • all of above

A number 62580 can be expressed in scientific notation as

  • 6.258 × 103
  • 6.258 × 102
  • 6.258 × 104
  • 6.258 × 105

Quantities on basis of which other ones are expressed are called

  • derived quantities
  • physical quantities
  • base quantities
  • scalar quantities

The prefix for 109 is

  • giga
  • Milli
  • nano
  • pico

Length, mass, electric current, time, intensity of light and the amount of substance are the examples of

  • base quantities
  • derived quantities
  • prefixes
  • quartile quantities

If circular scale has crossed the index line then zero error of screw gauge is

  • negative
  • positive
  • 0
  • all of above

If zero line of the Vernier scale coincides with the zero of the main scale, then zero error is

  • positive
  • zero
  • negative
  • one

A mechanical stopwatch can measure minimum value up to

  • 0.1 s
  • 0.2 s
  • 0.3 s
  • 0.4 s

A meter rule is used to measure

  • weight
  • mass
  • length
  • force

The unit of area is

  • meter²
  • meter³
  • meter
  • C

The study of the charged at rest and in motion, their effects and their relationship with magnetism is called

  • mechanics
  • plasma physics
  • atomic physics
  • electricity and magnetism

Counting is not simply

  • measuring
  • adding
  • subtracting
  • multiplying

The knowledge gained through observations and experiments is called

  • Mathematics
  • Science
  • Economics
  • Geometry
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