36. A choke coil has

1. 1. High inductance and high resistance

   
   
   

   2. High inductance and low resistance

   
   
   

   3. Low inductance and high resistance

   
   
   

   4. Low inductance and low resistance

   
   
   

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   NA

   Correct Option: B

   NA

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37. The unit of magnetic induction is

1. 1. Weber / m²

   
   
   

   2. Weber / meter

   
   
   

   3. Weber

   
   
   

   4. None of these

   
   
   

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   NA

   Correct Option: A

   NA

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38. An electron is projected in the magnetic field along the lines of force

1. 1. There will be no effect on the motion of the electron

   
   
   

   2. The electron speed will increase but the direction will not change

   
   
   

   3. The elector speed will decrease but direction will not change

   
   
   

   4. None of the above

   
   
   

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   NA

   Correct Option: A

   NA

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39. Which of the following properties is processed by the ferromagnetic substance ?

1. 1. Directional property

   
   
   

   2. Alternating magnetic substance

   
   
   

   3. Hysterasis

   
   
   

   4. Susceptability

   
   
   

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   NA

   Correct Option: C

   NA

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40. 1 volt equals

1. 1. 1 J

   
   
   

   2. 1 J / C

   
   
   

   3. 1 C / J

   
   
   

   4. none of these

   
   
   

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   NA

   Correct Option: B

   NA

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