X=A.B. This equation is used for which operation:
AND
OR
NOT
NAND
The more negative potential of grid, the more electrons will be:
Attracted
Repelled
Attracted as well as repelled
Neither attracted nor repelled
1 bel=
0.1 dB
10 dB
100 dB
0.01 dB
If a neutral body is brought near to the electroscope its leaves:
Diverge
Contract
Shut
Remain in normal position