Question
- Identify the logic gates marked P and Q in the given logic circuit.
- Write down the output at X for the inputs A = 0, B = 0 and A = 1, B = 1.
✓
Answer
- P: NAND gate.
- Inputs A = 0 and B = 0 then output X=1
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
More "2 Marks Questions" from Semiconductor Electronic: Material, Devices And Simple Circuits→Semiconductor Electronic: Material, Devices And Simple Circuits — all question types→Physics STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→
Similar questions
Explain the energy losses in a transformer.
The volume charge density in the space between two conocentric spheres of radii $a$ and $b$ is $\rho=\frac{A}{r}$, where $A$ is a constant and $r$ is the distance. There is a point charge $Q$ at the centre of the sphere. Find the value of A such that there is a uniform electric field in the space between the spheres.
→A beam of electrons enters crossed region of electric field of intensity $E$ and magnetic field of intensity B. For what speed of electrons, the electron beam will remain unaffected?
→A charge ‘q’ moving along the X-axis with a velocity v is subjected to a uniform magnetic field B acting along the Z-axis as it crosses the origin O.
- Trace its trajectory.
- Does the charge gain kinetic energy as it enters the magnetic field? Justify your answer.
- An em wave is travelling in a medium with a velocity $\overrightarrow{\text{v}} = \text{v}\hat{\text{i}}.$ Draw a sketch showing the propagation of the em wave, indicating the direction of the oscillating electric and magnetic fields.
- How are the magnitudes of the electric and magnetic fields related to the velocity of the em wave?
A screen is placed 90 cm from an object. The image of the object on the screen is formed by a convex lens at two different locations separated by 20 cm. Determine the focal length of the lens.
An object is placed at the principal focus of a concave lens of focal length f. Where will its image be formed?
$\frac{1}{\text{f}}=\frac{1}{\text{v}}-\frac{1}{\text{u}}$
$\Rightarrow\frac{1}{\text{v}}=\frac{1}{\text{f}}+\frac{1}{\text{u}}$
→$\frac{1}{\text{f}}=\frac{1}{\text{v}}-\frac{1}{\text{u}}$
$\Rightarrow\frac{1}{\text{v}}=\frac{1}{\text{f}}+\frac{1}{\text{u}}$
Write the equation of electric potential for electric dipole and discuss its special cases.
At what separation should two equal charges, 1.0C each, be placed so that the force between them equals the weight of a 50kg person?
- Can two equipotential surfaces intersect each other? Give reasons.
- Two charges – q and +q are located at points A (0, 0, –a) and B (0, 0, +a) respectively. How much work is done in moving a test charge from point P (7, 0, 0) to Q (-3, 0, 0)?