Skip to content
Philoid
Browse Saved
Back to chapter
Physics
39. Alternating Current
Home · Class 12 · Physics · Ref. Book · 39. Alternating Current
Prev
Next
Q3 of 51 Page 329

The peak voltage in a 220 V AC source is

Given:


Rms value of AC source voltage Vrms = 220 V


Hence, peak value of voltage = V which is around 310V. (Ans)

More from this chapter

All 51 →
1

A capacitor acts as an infinite resistance for

2

An AC source producing emf


is connected in series with a capacitor and a resistor. The steady-state current in the circuit is found to be



4

An AC source is rated 220V, 50 Hz. The average voltage is calculated in a time interval of 0.01 s. It

5

The magnetic field energy in an inductor changes from maximum value of minimum value in 5.0 ms when connected to an AC source. The frequency of the source is

Questions · 51
39. Alternating Current
1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
Back to chapter
ADVERTISEMENT
About Contact Privacy Terms
Philoid · 2026
  • Home
  • Search
  • Browse
  • Quiz
  • Saved