First slide

Alternating Current and voltage

Question

In AC series circuit, the instantaneous current is zero when the instantaneous voltage is maximum. Connected to the source may not be a

Easy

A

Pure inductor
B

pure capacitor
C

Pure resistor
D

Combination of a capacitor and an inductor

Solution

$\begin{array}{l} I n P u r e r e s i \tan c e, i a n d ε p h a s e d i f f e r e n c e b e w e e n t h e m i s z e r o \\ I n P u r e C a p a c i a \tan c e, i a n d ε p h a s e d i f f e r e n c e b e w e e n t h e m i s 90 \\ I n P u r e I n d u c \tan c e, i a n d ε p h a s e d i f f e r e n c e b e w e e n t h e m i s 90 \end{array}$

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