मराठी
महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Name the Logic Gate Which Generated High Output When at Least One Input is High.

Advertisements
Advertisements

प्रश्न

Name the logic gate which generated high output when at least one input is high.

टीपा लिहा
Advertisements

उत्तर

OR Gate : 

Y = A + B

` |("A", "B"), (0, 0), (0, 1), (1, 0), (1, 1) | |("Y" = "A" + "B"),(0),(1),(1),(1)|`

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
2018-2019 (March) Set 1

व्हिडिओ ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्‍न

The following figure shows the input waveforms (A, B) and the output waveform (Y) of a gate. Identify the gate, write its truth table and draw its logic symbol.


Identify the logic gates marked 'P' and 'Q' in the given circuit. Write the truth table for the combination.


Draw the schematic symbols for AND, OR, NOT and NAND gate


Give the truth table and circuit symbol for NAND gate


Draw logic symbol of an OR gate and write its truth table. 


Answer the following question :

Distinguish between digital and analogue signals.


What will be the values of input A and B for the Boolean expression `overline ((A +B) .(A*B)) =1?`


Let  \[X = A \overline{ BC} + B\overline{ CA} + C\overline{AB } .\]   Evaluate X for  A = B = C = 1. 


Let  \[X = A \overline{ BC} + B\overline{ CA} + C\overline{AB } .\]   Evaluate X for  A = B = C = 0.


Design a logical circuit using AND, OR and NOT gates to evaluate  \[A \overline { BC } + B \overline{ CA }\] .

 

(i) Write the truth tables of the logic gates marked P and Q in the given circuit.
(ii) Write the truth table for the circuit. 


Show the variation of voltage with time, for a digital signal.


With the help of a diagram, show how you can use several NAND gates to obtain an OR gate.

Useful Constants and Relations :

1. Speed of Light in Vacuum      (c) = 3.00 x 108 m/s
2. Charge of a proton (e) = 1.60 x 10-19C
3. Planck's Constant (h) = 6.6 x 10-34 Js
4. Permeability of vacuum 0) = 4π x 10-7 Hm-1
5. Electron Volt (1eV ) = 1.6 x 10 
6. Unified Atomic Mass Unit (1u) = 931 MeV
  (π) = 3.14
  ( ln 2 ) = 0.693

You are given circuit as shown in the figure, which consists of NAND gate. Identify the logic operation carried out by the two. Write the truth table. Identify the gates equivalent to the tow circuits.


The current obtained from a simple filterless rectifier is


A CE amplifier has a voltage gain 50, an input impedance of 1000 ohm 1 and an output impedance of 200 ohm. The power gain of the amplifier will be


The truth table for the following logic circuit is:


For the given circuit, the input digital signals are applied at terminals A, B, and C. What would be the output at terminal y?


For the given circuit, the input digital signals are applied at the terminals A, B and C. What would be the output at the terminal y?


Two car garages have a common gate which needs to open automatically when a car enters either of the garages or cars enter both. Devise a circuit that resembles this situation using diodes for this situation.


An X-OR gate has following truth table:

A B Y
0 0 0
0 1 1
1 0 1
1 1 0

It is represented by following logic relation `Y = barA.B + A.barB`. Build this gate using AND, OR and NOT gates.


In the logic circuit shown in the figure, if input A and B are 0 to 1 respectively, the output at Y would be 'x'. The value of x is ______.


The given figure shows the waveforms for two inputs A and B and that for the output Y of a logic circuit. The logic circuit is ______.

 


Which of the following gives a reversible operation?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×