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Which of the following couplings may cause unwanted clamping? | |
A. | Resistive [Wrong Answer] |
B. | Inductive [Wrong Answer] |
C. | Capacitive [Correct Answer] |
D. | Both (a) or (b) [Wrong Answer] |
View Answer
Explanation:-
Answer : C Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
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⇒ In a reflex klystron the output frequency is determined primarily by resonant frequency of cavity.
TRUE
FALSE
⇒ The load end of a quarter wave transformer gets disconnected thereby causing an open-circuited load. What will be the input impedance of the transformer?
Zero
Infinite
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|z| > a
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⇒ In a voltage regulator circuit using zener diode the load voltage is nearly constant only if
zener current is very small
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⇒ At 0 K the forbidden energy gap in intrinsic semi conductor is about
10 eV
6 eV
1 eV
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⇒ If the plate supply voltage for a plate modulated class C amplifier is E volts, the maximum plate-cathode voltage could be almost as high as
E
E/2
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⇒ The minimum step size required for a Delta modulator operating at 36 samples/sec to track the signal (here u(t) is the unit step function) x(t) = 125t (u(t) - u(t - 1)) + (250 - 125t) (u(t - 1) - u(t - 2)) So that slope overload is avoided, would be
2^{-10}
2^{-8}
2^{-6}
2^{-4}
⇒ A sheet of bakelite is inserted between the plates of an air capacitor. The capacitance will
increase
decrease
remain the same
may increase or decrease
⇒ Limiter is not essential in the following detector
foster-Seeley
ratio detector
balanced
none of the above
⇒ Assume that x = 5 and y = 2. Then in Java operation x + = y, the result is
x = 7
x = 2
x = 3
x = 2