Which of the following items will be attracted to the north pole of a permanent magnet by a magnet force?
A piece of iron that is not a permanent magnet
The north pole of another permanent magnet
A positively charged glass rod
A negatively charged rubber rod
Correct Answer :
A. A piece of iron that is not a permanent magnet
Related Questions
Bromine is
A Black solid
A red liquid
A highly inflammable gas
colourless gas insoluble in water
Quartz crystals normally used in quartz clocks etc. is chemically
A mixture of B and C
Silicon dioxide
Germenium dioxide
Sodium Silicate
The element present in the largest amount in rocks and minerals is
Carbon
Hydrogen
Aluminium
Silicon
The speed of light with the rise in the temperature of the medium
Increases
Remains unaltered
Drops sharply
Decreases
One fathom is equal to
6 feet
6 metres
60 cms
60 feet
The accumulation of stress along the boundaries of lithospheric plates results in which of the following?
Earthquakes
Magnetic reversals
Hurricanses
Increased deposition of deep-sea sediments
The smallest functional and structural unit of kidney is called as
Granulocyte
Neuron
Reticulocyte
Nephron
Glass is made from the mixture of
Quartz and mica
Sand and salt
Sand and silicates
None of these
What is the unit for measuring the pitch or frequency of sound ?
Coulomb
Hum
Cycles
Decible
The removal of top soil by water or wind is called
Soil erosion
Soil wash
Silting of soil
Soil creep
The colour of Emerald is
Deep Green
Violet
Prussian Blue
Yellow
The marine animal called dugong which is vulnerable to extinction is a/an
Amphibian
Shark
Bony fish
Mammal
The location and energy of an electron in an atom can be specified by
Atomic number
Atomic mass
Quantum numbers
None of these
The hardest substance available on earth is
Platinum
Quartz
gold
Diamond
The metal used in storage batteries
Zinc
Iron
Copper
Lead
The fastest-running terrestrial animal is
lion
man
jaguar
cheetah
The recent atomic weight scale is based on
1H1
1H2
6C12
8O16
The oxide of Nitrogen used in medicine as anaesthetic is
Nitric oxide
Nitrogen dioxide
Nitrogen pentoxide
Nitrous oxide
Earth's seasons are caused by which of the following?
The varying amount of sunspot activity
The tilt of the earth's rotation relative to the ecliptic as earth revolves around the sun
The earth's orbit around the sun as an exlipse rather than a circle
The rotation of during a 24-hour day
Pollination by birds is called
autogamy
entomophily
anemophily
ornithophily
The metallic constituents of hard water are
Calcium, magnesium and iron
Magnesium, Calcium and tin
Magnesium, tin and iron
Iron, tin and calcium
The Panda belongs to the same family as that of
Cat
Bear
Rabbit
Dog
The major ingredient of leather is
Nucleic acid
Carbohydrate
Collagen
Polymer
In an atomic nucleus, neutrons and protons are held together by
Magnetic forces
Gravitational forces
Coulombic forces
Exchange forces
Apparatus invented by Archimedes is :
Pulley
Microscope
Thermemoter
Barometer
Brass gets discoloured in air due to the presence of which gas in air
Carbon dioxide
Hydrogen Sulphide
Oxygen
Nitrogen
When a gas is turned into a liquid, the process is called
evaporation
condensation
sublimation
deposition
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Sulphonates
Zeolites
Nitrates
None of these
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Methane, Butane and Propane
Methane, Ethane and Hexane
Ethane, Hexane and Nonane
Methane, Hexane and Nonane
According to Daltons atomic theory the smallest particle which can exist independently is
An atom
A cation
A molecule
An anion