Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
PUNJAB BOARD PREVIOUS YEAR PAPERS-ALTERNATING CURRENTS-EXERSICE
- A series circuit with L = 0.12H, C = 0.48 mF and R = 25 ohm, is connec...
Text Solution
|
- A capacitor of unknown value and an inductor of 0.1H and a resistor of...
Text Solution
|
- A 60muF capacitor, a 0.3H inductor and a 50Omega resistor are connecte...
Text Solution
|
- A series LCR circuit with R = 20Omega (Ohm), L = 1,5H (Henry) and C= 3...
Text Solution
|
- What is the relation between peak value and root mean square value of ...
Text Solution
|
- What is the phase relationship between current and voltage in an induc...
Text Solution
|
- What do you mean by power factor of an a.c. circuit ?
Text Solution
|
- Define inductive reactance of an inductor.
Text Solution
|
- What is Wattless current ?
Text Solution
|
- Define capacitive reactance of a capacitor.
Text Solution
|
- What is an idle current ?
Text Solution
|
- Define impedance of an a.c. circuit.
Text Solution
|
- What is the impedance of a circuit ?
Text Solution
|
- What is impedance of circuit at resonance ?
Text Solution
|
- For a circuit at resonance, voltage applied is E = E@ sin wt and curre...
Text Solution
|
- For a circuit at resonance, voltage applied is E = E@ sin wt and curre...
Text Solution
|
- Define resonant frequency of LCR series circuit.
Text Solution
|
- Which is more dangerous in use :a.c or d.c. ? Explain, why
Text Solution
|
- Define root mean square value of an alternating current.
Text Solution
|
- The frequency of an ac supply is doubled, what happens to inductive re...
Text Solution
|