Electromagnetic Induction & Alternating CurrentsReactance and Impedance (AIIMS Physics): Questions 1  6 of 9
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Question number: 1
» Electromagnetic Induction & Alternating Currents » Reactance and Impedance
Appeared in Year: 1997
Question
A choke coil should have – [AIIMS 1999]
Choices
Choice (4)  Response  

a.  Low resistance and high inductance  
b.  High resistance and low inductance  
c.  Low inductance and low resistance  
d.  High resistance and high inductance 
Question number: 2
» Electromagnetic Induction & Alternating Currents » Reactance and Impedance
Appeared in Year: 2001
Question
The coil of choke in a circuit: [AIIMS]
Choices
Choice (4)  Response  

a.  Increases the current  
b.  Does not change the current  
c.  Decrease the current  
d.  Has high resistance to d c circuit 
Question number: 3
» Electromagnetic Induction & Alternating Currents » Reactance and Impedance
Appeared in Year: 2000
Question
The impedance of a circuit, when a resistance R and an inductor of inductance L are connected in series in an A. C. circuit of frequency (f) is – (AIIMS)
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 4
» Electromagnetic Induction & Alternating Currents » Reactance and Impedance
Appeared in Year: 1995
Question
The reactance of an inductance of 0.01H for 50 Hz A. C. is – [AIIMS]
Choices
Choice (4)  Response  

a.  0.84 Ω  
b.  3.14 Ω  
c.  1.57 Ω  
d.  6.28 Ω 
Question number: 5
» Electromagnetic Induction & Alternating Currents » Reactance and Impedance
Question
The reactance of an inductance of 0.05H for 100 Hz A. C. is –
Choices
Choice (4)  Response  

a.  31.4 Ω  
b.  6.28 Ω  
c.  3.14 Ω  
d.  62.8 Ω 
Question number: 6
» Electromagnetic Induction & Alternating Currents » Reactance and Impedance
Question
The impedance of a circuit, when a resistance and a capacitor of capacitance are connected in series in an A. C. circuit of frequency 50 Hz is –
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
