AP EAMCET · PHYSICS · Semiconductors
In a CE-transistor feed back oscillator circuit, the phase difference between input and output signal is
- A \(\pi\)
- B \(\frac{\pi}{4}\)
- C \(\frac{\pi}{2}\)
- D \(0\)
Answer & Solution
Correct Answer
(A) \(\pi\)
Step-by-step Solution
Detailed explanation
No solution. Refer to answer key.
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from PHYSICS
- The relation between the coefficient of real expansion \(\left(\gamma_r\right)\) and coefficient of apparent expansion \(\left(\gamma_a\right)\) of a liquid and the coefficient of linear expansion \(\left(\alpha_g\right)\) of the material of the container isAP EAMCET 2005 Hard
- One angstrom is equal to:AP EAMCET 2021 Easy
- Two identical condensers are joined as shown in the figure. When the switch \(\mathrm{S}\) is closed, the total energy of the system is \(\mathrm{U}_1\). If the switch is opened and both the condensers are filled with a dielectric of dielectric constant 3 , then the energy of the system becomes \(\mathrm{U}_2\). The value of \(\frac{\mathrm{U}_1}{\mathrm{U}_2}\) is
AP EAMCET 2018 Medium - The specific heat of helium at constant volume is 12.6 \(\mathrm{Jmol}^{-1} \mathrm{~K}^{-1}\). The specific heat of helium at constant pressure in \(\mathrm{Jmol}^{-1} \mathrm{~K}^{-1}\) is about (Assume the temperature of the gas is moderate, universal gas constant, \(R=8.314 \mathrm{Jmol}^{-1} \mathrm{~K}^{-1}\) )AP EAMCET 2015 Easy
- Two containers \(A\) and \(B\) contain equal volumes of an identical gas at the same pressure and temperature. The gas in container \(A\) is compressed to half its original volume isothermally, while the gas in container \(B\) is compressed to half its original volume adiabatically. The ratio of the final
pressure of gas in container \(B\) to that of gas in container \(A\) isAP EAMCET 2021 Medium - The efficiency of a heat engine that works between the temperatures where Celsius-Fahrenheit scales coincides and Kelvin-Fahrenheit scales coincides is (approximately)AP EAMCET 2024 Hard
More PYQs from AP EAMCET
- Five identical electric filament lamps numbered 1 to 5 are joined in parallel across an ideal source as shown in the figure. When all the bulbs are working, reading in the ammeter is \(3 \mathrm{~A}\). When lamp ' \(\mathrm{l}\) ' is switched off, reading of the ammeter is
AP EAMCET 2017 Medium - Assertion (A) Propagation of light through an optical fibre is due to total internal reflection taking place at the core-clad interface.
Reason (R) Refractive index of the material of the core of the optical fibre is greater than that of air.AP EAMCET 2005 Easy - The solution of the equation \(2 x^3-x^2-22 x-24=0\), when two of the roots are in the ratio \(3: 4\) isAP EAMCET 2021 Medium
- Suppose \(\overrightarrow{\mathbf{a}}=\lambda \hat{\mathbf{i}}-7 \hat{\mathbf{j}}+3 \hat{\mathbf{k}}, \overrightarrow{\mathbf{b}}=\lambda \hat{\mathbf{i}}+\hat{\mathbf{j}}+2 \lambda \hat{\mathbf{k}}\). If the angle between \(\overrightarrow{\mathbf{a}}\) and \(\overrightarrow{\mathbf{b}}\) is greater than \(90^{\circ}\), then \(\lambda\) satisfies the inequalityAP EAMCET 2009 Easy
- Observe the following statements
A. Three vectors are coplanar if one of them is expressible as a linear combination of the other two.
R. Any three coplanar vectors are linearly dependent.
Then, which of the following is true?AP EAMCET 2005 Medium - If and , are the slopes of the lines represented by , then equalsAP EAMCET 2021 Medium