TRB exam online practice test for Electrical and Electronics Engineering dept provides you with ample practice material for TRB exam preparation for cse department which adheres to the real exam format. Each TRB - EEE exam practice test has 10 questions. After completing click on to the COMPLETE TEST to know the score and the correct answers.


Electrical and Electronics Engineering - TRB Online Practice Test - 2

  • Online Practice Test - EEE
   

1.

  In a complex impedance circuit the maximum power transfer occurs when the load impedance is equal to :.
  • A.   Complex conjugate of source impedance
  •  
  • B.   Source impedance
  •  
  • C.   Source resistance
  •  
  • D.   Reciprocal of source impedance
  Options: A    B    C    D   
   
 
   

2.

  The inverse z – transform of $${z \over {(z - 1)(z - 2)}}$$ is:.
  • A.   $${2^n} - 1$$
  •  
  • B.   $${2^n} + 1$$
  •  
  • C.   $$n{2^2}$$
  •  
  • D.   $${2^{n + 1}}$$
  Options: A    B    C    D   
   
   

3.

  The value of the definite integral $$\int\limits_{ - a}^a {|x|dx} $$ is equal to :.
  • A.   $$a$$
  •  
  • B.   $${a^2}$$
  •  
  • C.   $$0$$
  •  
  • D.   $$2a$$
  Options: A    B    C    D   
   
 
   

4.

  The singularity of the function $${{\sin z} \over {{z^2}}}$$ at z=0 is:.
  • A.   Pole of order 2
  •  
  • B.   A removable singularity
  •  
  • C.   An essential singularity
  •  
  • D.   A simple pole
  Options: A    B    C    D   
   
   

5.

  The Laurent’s series $${{ - 1} \over {(z - 1)(z - 2)}} = {1 \over {z - 1}} + 1 + (z - 1) + {(Z - 1)^2} + ...$$ is valid only in the region:.
  • A.   $$0 < |Z| < 1$$
  •  
  • B.   $$|Z| > 1$$
  •  
  • C.   $$0 < |Z - 1| < 1$$
  •  
  • D.   $$|Z - 1| > 1$$
  Options: A    B    C    D   
   
 
   

6.

  An RLC series circuit remains predominantly inductive.
  • A.   at resonance frequency
  •  
  • B.   below resonance frequency
  •  
  • C.   above resonance frequency
  •  
  • D.   at below half power frequency
  Options: A    B    C    D   
   
   

7.

  The relation between power factor (pf) and total harmonic distortion (THD) is given by :.
  • A.   $$P.F. = {1 \over {\sqrt {1 + {{(THD)}^2}} }}$$
  •  
  • B.   $$P.F. = {1 \over {\sqrt {1 + {{(THD)}^2}} }}$$
  •  
  • C.   $$P.F. = T.H.D$$
  •  
  • D.   $$P.F. = {1 \over {T.H.D}}$$
  Options: A    B    C    D   
   
 
   

8.

  In load flow calculations for PV buses the unknowns are :.
  • A.   P and V
  •  
  • B.   P and Q
  •  
  • C.   P and voltage angle
  •  
  • D.   Q and voltage angle
  Options: A    B    C    D   
   
   

9.

  The connection most widely used for directional over current relays for protection against phase faults is :.
  • A.   $$90^\circ \,connection\;$$
  •  
  • B.   $$60^\circ \,connection\;$$
  •  
  • C.   $$30^\circ \,connection\;$$
  •  
  • D.   $$45^\circ \,connection\;$$
  Options: A    B    C    D   
   
 
   

10.

  A Pmmc meter has an internal resistance $$200\Omega $$ and the current required for its full scale deflection is $$50\;\mu A$$. The meter is capable of measuring on its own, a maximum voltage of :.
  • A.   $$5mV$$
  •  
  • B.   $$10mV$$
  •  
  • C.   $$5\mu V$$
  •  
  • D.   $$10\mu V$$
  Options: A    B    C    D   
   

Complete Test