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Digital Electronics

Digital Electronics
A combinational circuit can be designed using only

 AND gates
 NOR gates
 OR gates
 OR and X-NOR gates

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Digital Electronics
What is the minimum number of 2 input NAND gates used to perform the function of 2 input OR gate

 4
 2
 1
 3

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Digital Electronics
The effect of stray magnetic field on the actuating torque of a portable instrument is maximum when the operating field of the instrument and the stray fields are

 Inclined at 30°.
 Inclined at 60°.
 Perpendicular.
  Parallel.

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Digital Electronics
The boolean algebra is mostly based on

 Boolean theorem
 De Morgans theorem
 De Morpans theorem
 Standard theorem

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Digital Electronics
A debouncing circuit is

An astable MV
A bistable MV
A latch
A monostable MV

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Digital Electronics
The NOR gate is OR gate followed by ___________.

NAND gate
None of these
NOT gate
AND gate

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