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Saturday, December 18, 2021

Class 10 Science Chapter 13 Extra Questions

Here, you are provided Class 10 Science Chapter 13 Extra Questions

Physics. In Class 10 Science Chapter 13 Extra Questions, you will find extra questions for better practice that will help you in your board exams. when you study Class 10 Science Chapter 13 solutions, then these extra questions can be solved.

Class 10 Science Chapter 13 Extra Questions
Class 10 Science Chapter 13 Extra Questions


Class 10 Science Chapter 13 Extra Questions


Class 10 Science Chapter 13 Extra Questions consist of topics- properties of the magnet, artificial magnet, magnetic field and magnetic field lines, properties of magnetic field lines(force lines), magnetic field due to straight current-carrying conductor, Right-Hand thumb rule, magnetic field due to current through a circular loop, clock rule, solenoid, electromagnet,  Fleming’s left-hand rule and Fleming’s right-hand rule, Electromagnetic Induction, AC generator and DC generator, electric motor, use of Magnetism in medical science.

 

Class 10 Science Chapter 13 Extra Questions

If you find any difficulty in finding answers to Class 10 Science Chapter 13 Extra Questions then go through NCERT solutions of class 10 science or you can comment in the comment section, we will be very pleased to help you


CHAPTER- 13- MAGNETIC EFFECTS OF ELECTRIC CURRENT


1.    What is a magnetic field?


2.    What is the unit of magnetic field strength?


3.    Draw a labeled diagram of a simple electric motor.[Annual exam-2012]


4.    Write the four properties of the field line of the magnetic field. Draw a diagram indicating lines of a magnetic field inside and around a current-carrying solenoid. How an iron rod can be converted into a magnet using a current-carrying solenoid? Describe using a suitable diagram. [Annual exam-2012]


5.    Draw a labeled diagram of an electric generator.[Annual exam-2013]


6.    What is a magnetic field? Draw a magnetic field line around a bar magnet. Write down four characteristics of magnetic field lines. State the rule for finding the direction of the magnetic field associated with a current-carrying conductor.[Annual exam-2013]


7.    Why do magnetic field lines not intersect each other?[Annual exam-2013]


8.    What do you mean by magnetic field lines?


9.    Show the magnetic field or force lines around a bar magnet with a diagram.


10.   Why does a compass needle get deflected when brought near a bar magnet?


11.   Describe an activity showing the direction of magnetic field lines around a bar magnet.


12.   Describe the rules to find the direction of a magnetic field around a current-carrying conductor?


13.  Describe the following rules-

i. Right hand thumb rule

ii.     Fleming’s left-hand rule

iii.   Fleming’s right-hand rule

iv.    Maxwell’s corkscrew rule


14.  Draw magnetic field lines around a current-carrying circular loop.


15. What will be the effect on the magnetic field produced by a current-carrying conductor if turns in the coil are increased from n to 2n?


16.  Why is the magnetic field increased if turns in a coil increase?


17.  What is the relation between the magnetic field in the current-carrying conductor and distance?


18. How can it be shown that a magnetic field exists around a wire-carrying current?


19.  What indicates that the magnetic field is the same at all points in a solenoid?


20.   Give the factors that affect the strength of the magnetic field at a point due to a straight current-carrying conductor.


21.    Name two organs in the human body where a magnetic field is produced?


22.  Write the full form of MRI?


23.  What is MRI?


24.  Name any two devices which use permanent magnets.


25.  What is a commutator?

26.  Name the device that reverses the direction of flow of current through a circuit.


27.   What is armature? 


28.   What are the three essential parts of a generator?


29.   Name a device that works on the principle of electromagnetic induction.


30.  List the properties of magnetic force or field lines?


31.  Why don’t two magnetic field lines intersect each other?


32.   What is a solenoid? Draw a diagram.


33.   What is an electromagnet?


34.  Describe an experiment showing the direction of the force on a current-carrying conductor in a magnetic field. Draw a diagram also.


35.  Explain the rule to find the direction of force on a current-carrying conductor in a magnetic field.


36.   What is the principle of an electric motor?


37.  What is the role of spilt ring in an electric motor?


38.  State Fleming’s left-hand rule.


39.  What do you mean by electromagnetic induction?


40.  Describe the construction and working of electric motor. Draw the diagram also.


41. Describe the construction and working of an electric generator. Draw the diagram also.


42.   What is a galvanometer?


43.  Who discovered the electromagnetic induction and laws of electrolysis?


44.   What is electromagnetic induction?


45.    Describe the rule to find the direction of induced current in a coil placed in a magnetic field.


46.   Explain different ways to induce current in a coil.


47.   Draw a schematic diagram of a common domestic circuit.


48.   Name two safety measures commonly used in electric circuits and appliances.


49.   What is a short circuit?


50.   What is overloading?


51.   What is a fuse?


52.   Name some devices in which electric motor is used?


53.   When does an electric short circuit occur?


54.   What is the function of an earth wire? Why is it necessary to earth metallic appliances?


55.  What is the frequency of AC (alternating current) we receive in our houses?


56.   Which two circuits are used in our houses?


57.   State the principle of an electric generator?


58.  Name some sources of direct current?


59.   What are the main differences between AC generator and DC generator?


60.   What is an electric motor?


61.   What is an electric generator?


62.   What are the types of electric generators? Give names.


63.   Write the difference between the A.C. generator and the D.C. generator.


64.   What is the advantage of AC over DC?


65.   Draw a schematic diagram of a common domestic circuit.


66.  When is the force experienced by a current-carrying conductor placed in a magnetic field largest?

 

 

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