Q2: A)- With reference to the relay schematic diagram in Figure blow, state the status of each light (on or off) after each of the following sequential events: (5 mark) i. Power is first applied and switch S1 is open. ii. Switch S1 has just closed. iii. Switch S1 has been closed for 5 s. v. Switch S1 has been opened for 5 s. Relay schematic diagram L1 S1 TD1-1 TD1-2 (55) TD1 TD2 i- ii- iii- V- L1 L2 L3 L4 (5 s) TD2-1 TO √(5 s) TD2-2 (5 s)
Q2: A)- With reference to the relay schematic diagram in Figure blow, state the status of each light (on or off) after each of the following sequential events: (5 mark) i. Power is first applied and switch S1 is open. ii. Switch S1 has just closed. iii. Switch S1 has been closed for 5 s. v. Switch S1 has been opened for 5 s. Relay schematic diagram L1 S1 TD1-1 TD1-2 (55) TD1 TD2 i- ii- iii- V- L1 L2 L3 L4 (5 s) TD2-1 TO √(5 s) TD2-2 (5 s)
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Transcribed Image Text:Q2:
A)- With reference to the relay schematic diagram in Figure blow, state the
status of each light (on or off) after each of the following sequential events:
(5 mark)
i. Power is first applied and switch S1 is open.
ii. Switch S1 has just closed.
iii. Switch S1 has been closed for 5 s.
v. Switch S1 has been opened for 5 s.
Relay schematic diagram
L1
S1
TD1-1
TD1-2
(55)
TD1
TD2
i-
ii-
iii-
V-
L1
L2
L3
L4
(5 s)
TD2-1
TO
√(5 s)
TD2-2
(5 s)
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