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

The Output of Nor Gate is High, When

Advertisements
Advertisements

प्रश्न

The output of NOR gate is high, when _______.

पर्याय

  • all inputs are high

  • all inputs are low

  • only one of its inputs is high

  • only one of its inputs is low

MCQ
Advertisements

उत्तर

all inputs are low

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
2014-2015 (October)

APPEARS IN

व्हिडिओ ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्‍न

Which logic gate corresponds to the truth table given below?

A

B

Y

0

0

I

0

1

0

1

0

0

1

1

0


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.


Write the truth table for a NAND gate connected as given in the following figure.

Hence identify the exact logic operation carried out by this circuit


Write the truth table for circuit given in figure below consisting of NOR gates and identify the logic operation (OR, AND, NOT) which this circuit is performing.

(Hint: A = 0, B = 1 then A and B inputs of second NOR gate will be 0 and hence Y=1. Similarly work out the values of Y for other combinations of A and B. Compare with the truth table of OR, AND, NOT gates and find the correct one.)


Write the truth table for the circuits given in following figure consisting of NOR gates only. Identify the logic operations (OR, AND, NOT) performed by the two circuits.

(a)

(b)


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


Give the truth table and circuit symbol for NAND gate


You are given a circuit below. Write its truth table. Hence, identify the logic operation carried out by this circuit. Draw the logic symbol of the gate it corresponds to.


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.


Let  \[X = A \overline{ BC} + B\overline{ CA} + C\overline{AB } .\]   Evaluate X for A = 1, B = 0, 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. 


NAND and NOR gates are called universal gates primarily because they ______.


A radar is sending out pules of 1 micro second duration at interval of 100 micro-second. The range of the radar is


The Boolean expression for NAND gate 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


Which logic gate is similar to a function of two series switches?


Truth table for the given circuit (Figure) is ______.


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.


How would you set up a circuit to obtain NOT gate using a transistor?


Draw the output signals C1 and C2 in the given combination of gates (Figure).


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×