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In figure, R = 20KΩ and C = 75 pF. The converter clock frequency wil | |
A. | 606 Hz [Correct Answer] |
B. | 1212 Hz [Wrong Answer] |
C. | 555 KHz [Wrong Answer] |
D. | 606 KHz [Wrong Answer] |
View Answer
Explanation:-
Answer : A Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
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meter/V
cm/V
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zero
0.5 ∠180°
0.33 ∠0°
0.33 ∠180°
⇒ A full wave bridge rectifier is supplied voltage at 50 Hz. The lowest ripple frequency will be
400 Hz
200 Hz
100 Hz
50 Hz
⇒ If 137 + 276 = 435 how much is 731 + 672?
534
1403
1623
1513
⇒ Laplacian of a scalar function V is
gradient of V
gradient of the gradient of V
divergence of V
divergence of the gradient of V
⇒ In electromagnetic wave polarization is caused by
refraction
reflection
longitudinal nature of electromagnetic waves
transverse nature of electromagnetic waves
⇒ For what positive value of K does the polynomial s^{4} + 8s^{3} + 24s^{2} + 32s + K have roots with zero real parts?
10
20
40
80
⇒ The 2's complement representation of the decimal number -4 is
100
1100
1011
1010
⇒ How many roots with positive real parts do the equation s^{3} + s^{2} - s + 1 = 0 have?
Zero
One
Two
Three
⇒ A full wave rectifier circuit using centre tapped transformer and a bridge rectifier are fed at 100 V, 50 Hz. The frequencies of outputs in these two rectifiers are
100 Hz each
50 Hz each
100 Hz and 50 Hz
50 Hz and 100 Hz
⇒ A 256 x 4 EPROM has
8 address pins and 4 data pins
8 address pins and 8 data pins
4 address pins and 8 data pins
4 address pins and 4 data pins
⇒
Assertion (A): In monolithic IC the components are part of one chip
Reason (R): An op-amp is a high gain dc amplifier
Both A and R are correct and R is correct explanation for A
Both A and R are correct but R is not correct explanation for A
A is correct R is wrong
A is wrong R is correct
⇒ Choose the function f(t), - ∞ < t < + ∞, for which a Fourier series cannot be defined
3 sin (25t)
4 cos (20t + 3) + 2 sin (10t)
exp - | t | sin 25 t
1
⇒ Two resistances are : R_{1} = 36 Ω ± 1.89 Ω and R_{2} = 75 Ω ± 3.75 Ω. The sum R_{1} + R_{2} along with limiting error is
111 Ω ± 1.8 Ω
111 Ω ± 3.75 Ω
111 Ω ± 5.55 Ω
111 Ω ± 1.95 Ω
⇒ Which of the following transducers requires a high input impedance preamplifier for proper measurements?
Thermocouple
Piezoelectric
Thermistor
L.V.D.T
⇒ An active network has
an e.m.f source
a current source
neither of the above
either (a) or (b)