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Hi friends I want to get BSNL (Bharat Sanchar Nigam Limited) TTA exam Model question Papers, so will you plz let me know from where I can do collect it ?/

[Vishal Kotkar]

As you are looking for BSNL (Bharat Sanchar Nigam Limited) TTA exam Model question Papers, so on your demand I am providing same here :

1. Pick up wrong statement
(a) A group of interconnected individual components known as circuit elements is called a network.
(b) A humped network is an arrangement of physically separate resistors, inductors and capacitors.
(c) Distributed network is one, which the resistive, inductive and capacitive effects are inseparable for
network analyses.
(d) A branch is a network having four elements.
2. Kirchoff's laws for networks are:
(a) The algebraic sum of branch currents meeting at any node is zero.
(b) The algebric sum of voltage drops in any set of branches forming a closed circuit or loop must be
equal to zero.
(c) Both (a) and (b)
(d) Neither (a) and (b)
3. Mutually coupled circuit is a circuit which is:
(a) Bilateral
(b) Unilateral
(c) None of these
(d) Either (a) or (b)
4. Duality is a
(a) Transformation in which current and voltages are interchanged
(b) Active sources become passive sources
(c) Passive sources become active sources
(d) Both (b) and (c)
5. Combined inductance of two inductors L1 and L2 connected and voltages are interchanged
(a) L1 + L2
(b) (L1 + L2)/ L1
(c) (L1 + L2) / (L1 X L2)
(d) (L1 X L2) / (L1 + L2)
6. Normal analysis techniques are based on
(a) Thevenin's theorem
(b) Tellegan's theorem
(c) Superposition theorem
(d) Kirchoff's Law
7. Two voltage sources can be connected in parallel when they are equal in
(a) Magnitude
(b) Frequency
(c) Phase
(d) All the above
8. The kirchoff's law fail in
(a) Linear circuits
(b) Non-linear circuits
(c) Lumped parameter circuits
(d) Distributed parameter circuits
9. Which of the following is a nonreciprocal network ?
(a) A network consisting of all resistances
(b) A network consisting of all capacitances
(c) A network consisting of all inductances
(d) A transistor model
10. When two systems obey equations of the same form the systems are said to be
(a) Similar system
(b) Identical system
(c) Analogous system
(d) Digital system
11. For a highly selective circuit
(a) It must have large value of Q
(b) It must have high value of capacitance to produce resonance at fixed frequency
(c) Either (a) or (b)
(d) Neither (a) nor (b)

12. A network consisting of four terminals is called a
(a) One port network
(b) Two port network
(c) Four port network
(d) None of the above
13. Driving point of a network is
(a) A port where voltage or cu
(b) A terminal where load is connected
(c) A port where load is connected
(d) None of the above
14. Ceramic filters are similar in construction to
(a) Crystal filters
(b) Crystal ladder filters
(c) Crystal lattice
(d) Mechanical filters
15. When two port networks are connected in parallel the resultant
(a) Z parameters are the some of individual parameters
(b) Y- parameters are the some of individual parameters
(c) Both (a) and (b)
(d) Neither (a) nor (b)
16. Electric wave filters
(a) Allow electric signals with specified frequency range
(b) Suppress signals outside a specified range
(c) Both (a) and (b) occurs simultaneously
(d) Either (a) or (b) occur at a time
17. A cascade connection of low pass filter and high pass filter is called
(a) Band pass filter
(b) Band elimination filter
(c) Neither (a) nor (b)
(d) Both (a) and (b)
18. The response of a network is decided by the location of
(a) Its poles
(b) Its zeros
(c) Either (a) nor (b)
(d) Both (a) and (b)
19. Example of two port network is
(a) Transformer
(b) Transmission line
(c) Bridge circuit and transistor circuit
(d) All of the above
20. The circuit whose properties are same in either direction is called
(a) Universal circuit
(b) Reversible circuit
(c) Unilateral circuit
(d) Bilateral circuit
21. Distortion in transmission line is due to
(a) Delay distortion
(b) Phase distortion
(c) Frequency distortion
(d) All the above
22. The general parameters distributed along a transmission line are
(a) R&L only
(b) L&C only
(c) C&G only
(d) R, L, C&G
23. Phase distortion is prominently caused by
(a) circuit transients
(b) non linear characteristics
(c) linearity
(d) none
24. The voltage or current from the receiving end towards the sending end, decreasing in
amplitude with increasing distance from the load is called
(a) incident wave
(b) medium wave
(c) reflected wave
(d) none of above
25. E.M. Waves of UHF is propagated efficiently via
(a) parallel wire transmission lines
(b) open wire transmission lines
(c) wave guides
(d) coaxial cables
26. Norton theorem is valid for network containing only
(a) linear elements
(b) no linear elements
(c) resistance
(d) reactance
27. The maximum power is absorbed by one network from other, joined to it at two terminals
when the impedance of one is
(a) complex conjugate of other
(b) square root of other
(c) same as other
(d) none of above
28. The decrease in effective conductor cross section at high frequencies
(a) decrease the conductor resistance
(b) increase the conductor resistance
(c) no change in conductor resistance
(d) none of above
29. Voltage standing wave ratio lies in the range
(a) 0 to 1
(b) 1 to infinity
(c) 0 to infinity
(d) -1 to +1
30. Attenuators have applications
(a) in AC circuits only
(b) in DC circuits only
(c) in AC as well DC circuits
(d) in low frequency circuits only,