Constant Voltage, Current Source

Pick the incorrect statement among the following.

• Inductor is a passive element

• Current source is an active element

• Resistor is a passive element

• Voltage source is a passive element

For a voltage source to be neglected, the terminals across the source should be ___________

• replaced by inductor

• short circuited

• replaced by some resistance

• open circuited

In case of ideal current sources, they have ______

• zero internal resistance

• low value of voltage

• large value of currrent

• infinite internal resistance

Which of the following is a characteristic of a passive component?

• Can dissipate energy

• Cannot store energy

• Can generate energy

• Has gain

When analyzing circuits, a short circuit across a voltage source indicates that the source is ___________

• non-functional

• passive

• ideal

• active

In an ideal voltage source, the internal resistance is ___________

• undefined

• infinite

• finite

• zero

In a network consisting of linear resistors and ideal voltage source, if the value of resistors are doubled, then voltage across each resistor ___________

• increases four times

• remains unchanged

• doubled

• halved

A practical voltage source can also be represented as ___________

• a resistance in series with an ideal current source

• a resistance in series with an ideal voltage source

• a resistance in parallel with an ideal voltage source

• none of the mentioned

Constant voltage source is ___________

• passive and unilateral

• active and unilateral

• passive and bilateral

• active and bilateral

A dependent source ___________

• may be a current source or a voltage source

• is always a voltage source

• is always a current source

• none of the mentioned