EASY
JEE Main
IMPORTANT
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The given electrical network is equivalent to
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Important Questions on Electronic Devices Semiconductors

EASY
JEE Main
IMPORTANT
Physics Crash Course JEE Main>Chapter 22 - Electronic Devices Semiconductors>Level 1>Q 32
Three variable Boolean expression PQ+PQR+ P ¯ Q+P Q ¯ R can be written as
MEDIUM
JEE Main
IMPORTANT
Physics Crash Course JEE Main>Chapter 22 - Electronic Devices Semiconductors>Level 1>Q 33
How many NAND gates are required to form an AND gate (minimum)?
MEDIUM
JEE Main
IMPORTANT
Physics Crash Course JEE Main>Chapter 22 - Electronic Devices Semiconductors>Level 1>Q 34
The output Y of the logic circuit shown in figure is best represented as

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EASY
JEE Main
IMPORTANT
Physics Crash Course JEE Main>Chapter 22 - Electronic Devices Semiconductors>Level 1>Q 36

In public broadcasting system the message signal from microphone to speaker is transmitted through pair of copper cables here in this case the communication channel is:

EASY
JEE Main
IMPORTANT
Physics Crash Course JEE Main>Chapter 22 - Electronic Devices Semiconductors>Level 1>Q 37
Which is more advantageous? (i) analog data communication (ii) digital data communication?
EASY
JEE Main
IMPORTANT
Physics Crash Course JEE Main>Chapter 22 - Electronic Devices Semiconductors>Level 1>Q 38
What does the modem do?
EASY
JEE Main
IMPORTANT
Physics Crash Course JEE Main>Chapter 22 - Electronic Devices Semiconductors>Level 1>Q 39
Height of T.V. tower is hT. The area of transmission of T.V. waves is ∝ _________.