diff --git a/electronics/apparent_power.py b/electronics/apparent_power.py
new file mode 100644
index 000000000..a6f1a5082
--- /dev/null
+++ b/electronics/apparent_power.py
@@ -0,0 +1,35 @@
+import cmath
+import math
+
+
+def apparent_power(
+    voltage: float, current: float, voltage_angle: float, current_angle: float
+) -> complex:
+    """
+    Calculate the apparent power in a single-phase AC circuit.
+
+    >>> apparent_power(100, 5, 0, 0)
+    (500+0j)
+    >>> apparent_power(100, 5, 90, 0)
+    (3.061616997868383e-14+500j)
+    >>> apparent_power(100, 5, -45, -60)
+    (-129.40952255126027-482.9629131445341j)
+    >>> apparent_power(200, 10, -30, -90)
+    (-999.9999999999998-1732.0508075688776j)
+    """
+    # Convert angles from degrees to radians
+    voltage_angle_rad = math.radians(voltage_angle)
+    current_angle_rad = math.radians(current_angle)
+
+    # Convert voltage and current to rectangular form
+    voltage_rect = cmath.rect(voltage, voltage_angle_rad)
+    current_rect = cmath.rect(current, current_angle_rad)
+
+    # Calculate apparent power
+    return voltage_rect * current_rect
+
+
+if __name__ == "__main__":
+    import doctest
+
+    doctest.testmod()