cameroon gce intermediate level electrical and electronic circuit 1
cameroon gce intermediate level electrical and electronic circuit 1
1. Identify the component which is not a
semiconductor.
A | Thyristor |
B | Diode |
C | Capacitor |
D | Transistor |
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2. Resonance will occur in the RLC circuit of fig 1
when:
V,f
R=25Ω XL=20Ω Xc=30Ω
I
Fig 1
A | When XL=XC=30Ω |
B | When XL=XC=20Ω |
C | When XL=XC=25Ω |
D | When Z=25Ω |
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3. The symbol which represents exclusive NOR gate
is:
A |
B |
C |
D |
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4. The voltage across the 1μF capacitor of fig 2 is:
1µF 2µF
300V
Fig 2
A | 200V |
B | 20V |
C | 220V |
D | 100V |
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5. Two resistors are said to be connected in parallel if
A | both carry the same value of current |
B | total current equals the sum of branch currents |
C | sum of voltage drops equals the applied emf |
D | same current passes in turn through both |