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Get Ready for the Assertion Reason Quiz !

Passing percentage = 60%

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Assertion Reason

Topic - Magnetism

 


These consist of two statements - Assertion (A) and Reason (R). Answer these questions selecting the appropriate options given below:

(a) Both A and R are true and R is the correct explanation of A.

(b) Both A and R are true but R is not the correct explanation of A.

(c) A is true but R is false.

(d) A is false but R is true.


 

1 / 10

 


Assertion(A): A freely suspended current carrying solenoid comes to rest in geographic N-S direction just like a bar magnet.

Reason (R): One end of a current carrying solenoid behaves like a north pole and other end behaves like a south pole.


 

2 / 10

 


Assertion(A): Magnetic field inside a current carrying solenoid is uniform.

Reason (R): Magnetic field lines are parallel inside the solenoid.


 

3 / 10

 


Assertion(A): All appliances in domestic circuit gets the same potential difference of 220 V.

Reason (R): All device in domestic circuit are connected in series combination.


 

4 / 10

 


Assertion(A): Electrical appliances with metallic body such as geyser have three pin connections.

Reason (R): A three pin connection reduces the heating effect of electric current.


 

5 / 10

 


Assertion(A): It is advantageous to transmit electric power in AC than in DC.

Reason (R): The power loss in transmission of AC power is less as compared to DC.


 

6 / 10

 


Assertion(A): Two magnetic field lines never intersect.

Reason (R): Magnetic field lines always form closed curves.


 

7 / 10

 


Assertion(A): A current carrying wire can deflects a magnetic needle placed around it.

Reason (R): A magnetic field exist around a current carrying wire.


 

8 / 10

 


Assertion(A): More the number of turns of the solenoid, more stronger is the magnetic field inside the solenoid.

Reason (R): Magnetic field inside the solenoid is uniform.


 

9 / 10

 


Assertion(A): In Fleming's left hand rule, direction of force, current and magnetic field are mutually perpendicular.

Reason (R): In left hand thumb rule, current is parallel to magnetic field.


 

10 / 10

 


Assertion(A): On changing the direction of flow of current through a straight conductor, the direction of a magnetic field around the conductor is reversed.

Reason (R): The direction of magnetic field around a current carrying straight conductor can be given in accordance with the left-hand thumb rule.


 

The average score is 85%

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