1.Basic memory ccell of dynamic RAM
a. Capacitance
b. Flip flop
c. Transistor
d. Transistor with Capacitor
TATA ELXSI Latest Fresher Engineer Placement
Sample Question Paper 6
2.Ideal Power Supply has
a. Zero internal resistance
b. High O/P resistance
c. High I/P resistance
d. Low O/P resistance
3.Which type of transmission line will have
max. value of characteristic impedence
a. Open Wire line
b. Coaxial Cable
c. Twin lead line
d. None
4. For same peak value of current, which
waveform will have least RMS value
a. Sine
b. Square
c. Triangular
d. Full wave rectified wave
5. F-V analogy displacement is analogous to
a. Voltage
b. Condutance
c. Magnetic Flux Linkage
d. Capacitance
Similarly..............In F-I analogy
displacement is analogous to
a. Charge
b. Resistance
c. Inductance
d. Current
6. In the following circuit Vo/Vin = (there
were 4 options)
7. In the following circuit the charging and
discharging time is
(i don�t remember the options)
8.The output at X acts as�.
a. OR gate
b. AND gate
c. XOR gate
d. XNOR gate
9.The CRO in X-Y mode gives the following
figure. If the signal applied to the
Y-plate is 2sin(wt) then the signal applied
to the X-plate is
a. 2 sin (wt) b. 2 sin (wt + p/4) c. 2 sin
(wt � p/4) d.2�2 sin (wt + p/4)
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