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15 questions · timed · auto-graded

Question 11 Mark
The melting point of a fuse wire is $.........$ than the melting point of the connecting wires.
Answer
The melting point of a fuse wire is less than the melting point of the connecting wires.
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Question 21 Mark
The flow of large amount of current through a circuit due to the contact between the live and the neutral wire is called $.........$
Answer
The flow of large amount of current through a circuit due to the contact between the live and the neutral wire is called short circuit.
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Question 31 Mark
An electric meter measures the amount of electricity consumed in units of $.........$
Answer
An electric meter measures the amount of electricity consumed in units of a kilowatt-hour.
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Question 41 Mark
The bigger hole in a socket called $.........$ saves us from getting electric shocks.
Answer
The bigger hole in a socket called earth connector saves us from getting electric shocks.
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Question 51 Mark
In an electric circuit, the $.........$ wire carries all the current.
Answer
In an electric circuit, the live wire carries all the current.
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Question 61 Mark
A lightning conductor is a long rod made of either $.........$ or $.........$
Answer
A lightning conductor is a long rod made of either copper or iron.
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Question 71 Mark
When a positively charged body is brought near a conductor, it induces a $.........$ charge on the near end of the conductor.
Answer
When a positively charged body is brought near a conductor, it induces a negative charge on the near end of the conductor.
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Question 81 Mark
An electroscope can be used to test whether a body is a $.........$ or $.........$ not.
Answer
An electroscope can be used to test whether a body is a charged or not.
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Question 91 Mark
When an atom loses electrons, it acquires a net $.........$ charge.
Answer
When an atom loses electrons, it acquires a net positive charge.
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Question 101 Mark
Matter is made of tiny particles called $.........$
Answer
Matter is made of tiny particles called atoms.
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Question 111 Mark
An electroscope can be charged by either of the two ways, $.........$ of $.........$
Answer
An electroscope can be charged by either of the two ways, conduction of induction.
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Question 121 Mark
$.........$ is a high$-$energy electric discharge.
Answer
Lightning is a high$-$energy electric discharge.
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Question 131 Mark
A $.........$ is used to prevent a tall building from damage from a lightning strike.
Answer
A lightning conductor is used to prevent a tall building from damage from a lightning strike.
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Question 141 Mark
The gold leaves of an uncharged electroscope $.........$ if a charged body is brought in contact with its brass disc.
Answer
The gold leaves of an uncharged electroscope diverge if a charged body is brought in contact with its brass disc.
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Question 151 Mark
An electroscope can be used to detect the presence of $.........$
Answer
An electroscope can be used to detect the presence of charge.
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fill in the blanks. - PHYSICS STD 8 Questions - Vidyadip