# Circuit Theorems – 1 – 2

6. Thevenin’s theorem can be applied to …….

(a) d.c. circuits only
(b) a.c. circuits only
(c) both d.c. and a.c. circuits
(d) none of these

Explanation
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7. Below given symbol represents :

(a) voltage source
(b) current source
(c) capacitor
(d) resistor

Explanation
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8. Below given symbol represents :

(a) voltage source
(b) current source
(c) capacitor
(d) resistor

Explanation
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9. An ideal voltage source should have :

(a) zero internal resistance
(b) infinite internal resistance
(c) terminal voltage in proportion to current
(d) terminal voltage in proportion to load

Explanation
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10. An ideal current source should have :

(a) zero internal resistance
(b) infinite internal resistance
(c) terminal voltage in proportion to current
(d) terminal voltage in proportion to load