Subject :NSO Class : Class 5
Subject :NSO Class : Class 4
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Subject :NSO Class : Class 6
Ans 3:
Class : Class 6
Magnetism is one of the fundamental properties of nature.
While,the force possessed by a magnet ona any magnetic material is called magnetic force.
Good question......
Ans 4:
Class : Class 7
the force of magnet is magnetic force. it comes in the type of non-contact forces (forces applied by one body on another without in actual contact).
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 8
Ans 1:
Class : Class 9
Lenses have a different property. You are talking about two different cases. First is property of 'refraction', and second is the property of 'convex lens'. This question is not correlated.
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Subject :NSO Class : Class 6
Ans 2:
Class : Class 6
In the factories, Electromagnet is used to remove scrap iron from the waste. Electromagnet is fitted to a crane. When the operator switches it on by the electricity scrap iron is attracted towards the Electromagnet.
Ans 3:
Class : Class 6
Basically in physics a magnet electrically charged posses a energy form called electromagnetic energy.
This one posses a hole and a particle when made. Obviously particle will go in the hole and this is why electricity is defined as flow of electrons. Electromagnet is a temporally charged one used in MRI's, robots, etc.
Ans 4:
Class : Class 6
a piece of soft iron is taken, and then a insulated copper wire is spun around the piece of soft iron about 100 times. now a battery is connected to the copper wire.the copper wire works with the help of a dry cell(DC).
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Subject :NSO Class : Class 8
Ans 2:
Class : Class 8
An eukaryotic cell is a cell which is properly developed and well developed nucleus.It has a membrane around it called the nuclear membrane which separates it from the cytoplasm of the cell.The DNA is present in the nucleus.In case of prokaryotic cell there is scattered nuclear region called nucleoid region lacking a nuclear membrane.
Ans 3:
Class : Class 8
A cell having a proper nuclear membrane and a well defined and clearly visible nucleus is called an eukaryotic cell.
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 5