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Digital Technology Electrical Circuits
   
  
  
  
   
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And-Gate |
Switch | Lamp |
S1 on, S2 on | on |
S1 on, S2 off | off |
S1 off, S2 on | off |
S1 off, S2 off | off |
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| Or-Gate |
Switch | Lamp |
S1 on, S2 on | on |
S1 on, S2 off | on |
S1 off, S2 on | on |
S1 off, S2 off | off |
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| Excl-Or-Gate |
Switch | Lamp |
S1 on, S2 on | off |
S1 on, S2 off | on |
S1 off, S2 on | on |
S1 off, S2 off | off |
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     | Not-Gate |
Switch | Lamp |
on | off |
off | on |
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| Not-And-Gate |
Switch | Lamp |
S1 on, S2 on | off |
S1 on, S2 off | on |
S1 off, S2 on | on |
S1 off, S2 off | on |
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| Not-Or-Gate |
Switch | Lamp |
S1 on, S2 on | off |
S1 on, S2 off | off |
S1 off, S2 on | off |
S1 off, S2 off | on |
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| Excl-Not-Or-Gate |
Switch | Lamp |
S1 on, S2 on | on |
S1 on, S2 off | off |
S1 off, S2 on | off |
S1 off, S2 off | on |
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