1
GATE ECE 2014 Set 3
Numerical
+1
-0
The figure shows a half-wave rectifier. The diode D is ideal. The average steady-state current (in Amperes) through the diode is approximately ____________. GATE ECE 2014 Set 3 Analog Circuits - Diodes Question 15 English
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2
GATE ECE 2014 Set 3
Numerical
+1
-0
In the circuit shown, the PNP transistor has $$\left|{\mathrm V}_\mathrm{BE}\right|=0.7\;\mathrm V$$ and ฮฒ = 50. Assume that RB = 100 kโ„ฆ. For V0 to be 5 V, the value of RC ( in kโ„ฆ) is _____________. GATE ECE 2014 Set 3 Analog Circuits - Bipolar Junction Transistor Question 51 English
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3
GATE ECE 2014 Set 3
MCQ (Single Correct Answer)
+2
-0.6
In the circuit shown, the silicon BJT has $$\beta \,\,\,\,50.\,\,\,\,\,$$ Assume $${V_{BE}}\,\,\, = \,\,\,0.7$$ and $${V_{CE\left( {sat} \right)}}\, = \,0.2V.$$ Which one of the following statements is correct ? GATE ECE 2014 Set 3 Analog Circuits - Bipolar Junction Transistor Question 17 English
A
For $${R_c}\,\, = \,\,1k\Omega ,$$ the BJT operates in the saturation region.
B
For For $${R_c}\,\, = \,\,3k\Omega ,$$ the BJT operates in the saturation region
C
For For $${R_c}\,\, = \,\,20k\Omega ,$$ the BJT operates in the cut-off region.
D
For For $${R_c}\,\, = \,\,20k\Omega ,$$ the BJT operates in the linear region.
4
GATE ECE 2014 Set 3
MCQ (Single Correct Answer)
+1
-0.3
The desirable characteristics of a transconductance amplifier are
A
high input resistance and high output resistance
B
high input resistance and low output resistance
C
low input resistance and high output resistance
D
low input resistance and low output resistance
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