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WorksheetsElectroscope and Chemical Formulas Quiz
Total questions: 25
Worksheet time: 8mins
The Gold leaf electroscope was invented by
Abraham Bennet
Benjamin Franklin
Both (1) and (2)
None of the above persons
The stem of electroscope is made up of
Brass
Iron rod
Metal rod
Copper rod
Charged body attracts
uncharged body
like charges
unlike charges
either + ve nor - ve
What are three methods of to charge a body
Charging by Induction
Charging By conduction
Charging by Friction
All three are correct
What does the gold leaf electroscope do ?
detect the charges on body
measure the charges on body
Both (a) and (b)
All are wrong
The electroscope works on principle of
unlike charges repel
all types on scope repel
like charges repel
positive and positive charges attract
The bell jar is made up of
glass
conductor
cooper
insulator
To find the nature of the body w nee to charge a electroscope either
positive or negative
positive
negative
Both (b) and (c)
Is it necessary that the leaves of electroscope should be
of gold only
YES
NO
Somewhat
I don't understand the question
Glass bell jar is fitted on
metal stand
brass stand
Both can be used
None of the above
NaCl is
Sodium Chloride
Chloride
Chlorine
Sodium Nitrate
H2O
Distilled Water
Hydrochloric Acid
Water
Water ions
H2
Sulphur
Chlorine
Carbon
Hydrogen
CuSo4
Copper oxide
Copper Sulfate
Copper dioxide
Copper
CO
Carbon
Carbon Monoxide
Carbon Dioxide
Ozone Layer
SO2
Sulphur oxide
Sulphuric Acid
Acid
Sulphur Dioxide
Pb
Pottassium
phosphorus
Lead
Carbon dioxide
L P G Full form
Compressed liquid
Liquified Gas
Liquified Petroleum Gas
Compressed Natural Gas
Which of following is correct
nitrogen : 8%
nitrogen : 100%
nitrogen : 65%
nitrogen : 78%
Which of following is correct
oxygen : 20%
oxygen : 17%
oxygen : 29%
oxygen : 20.98%
The power of an earthquake is expressed in which unit called
(a) seismic scale
(b) iron scale
(c) richter scale
(d) large scale
Which instrument is used to measure earthquake?
(a) Richter scale
(b) Seismograph
(c) Polygraph
(d) None of these
Tsunami means
(a) earthquake
(b) floods
(c) earthquake under the sea
(d) eruption of volcano in a sea
A major earthquake occurred on 26th January 2001 in which part of India?
(a) Uri (Kashmir)
(b) Mumbai (Maharastra)
(c) Guwahati (Assam)
(d) Bhuj (Gujarat)
The power of an earthquake is expressed in terms of magnitude on a scale called
(a) Righter Scale
(b) Quake scale
(c) Richter Scale
(d) Earth Scale
