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1.
Q. What is solenoid? Draw the pattern 0f magnetic field line of a solenoid
through which steady current flows
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2 Marks
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2.
Q. What are permanent magnet and electromagnet? Give two use of each.
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2 Marks
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3.
Q. Differentiate short circuit and over loading?
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2 Marks
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4.
Q. Draw the pattern of magnetic field lines of produce by current carrying
circular loop
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2 Marks
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5.
Q. What is role of fuse in domestic circuit? Why we use the fuse of defined
rating not be replaced by one with large rating?
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2 Marks
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6.
Q. How will deflection of compass get affected if current in straight wire is
increased? support your answer with reason?
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2 Marks
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7.
Q. No two field line intersect each other . Explain?
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2 Marks
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8.
Q. What is the direction of thumb indicates in right hand thumb rule? In what
way this rule is different from Fleming’s left hand rule?
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2 Marks
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9.
Q. Why does a current carrying conductor kept in a magnetic field experience
force? On what factor does the direction of this force depend? Name and state
the rule used determination of direction of current?
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2 Marks
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10.
Q. Two circular coil A and B placed closed to each other If the current in
coil A is changed, will some current be induced in the coil B? Give reason?
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2 Marks
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11.
Q. What do you mean by term magnetic field line? List any two properties?
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2 Marks
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12.
Q. Give an activity to show magnetic field produce by current carrying
circular loop?
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2 Marks
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13.
Q. What precautions should be taken to avoid the overloading of domestic
circuit?
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2 Marks
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14.
Q. Why do we connect earth wire in house give two reason?
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2 Marks
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15.Q.
Write four properties of magnetic field lines?
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2 Marks
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