1
GATE ECE 2001
+2
-0.6
The Oscillator circuit shown in the figure is
A
Hartley Oscillator with $${f_{oscillation}}$$= 79.6 MHz
B
Colpitts Oscillator with $${f_{oscillation}}$$ =50.3 MHz
C
Hartley Oscillator with $${f_{oscillation}}$$= 159.2 MHz
D
Colpitts Oscillator with $${f_{oscillation}}$$=159.2 MHz
2
GATE ECE 1996
+2
-0.6
Value of R in the oscillator shown in the given figure. So chosen that it just oscillates at an angular frequencies of' "$$\omega$$". The value of "$$\omega$$" and the required value of R will respectively be
A
$${10^5}$$ rad/ sec, 2 $$\times$$$${10^4}$$ $$\Omega$$
B
$$2 \times {10^4}$$ rad/ sec, $$2 \times {10^4}$$ $$\Omega$$
C
$$2 \times {10^4}$$ rad/ sec , $${10^5}\,\Omega$$
D
$${10^{5\,\,}}rad/\sec ,{10^5}\,\Omega$$
3
GATE ECE 1994
Subjective
+2
-0
Match the following.

GROUP-1
(A) Hartley
(B) Wein-bridge
(C) Crystal

GROUP-2
(1) Low frequency oscillator
(2) High frequency oscillator
(3) Stable frequency oscillator
(4) Relaxation oscillator
(5) Nagative Resistance oscillator

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