When seen through a plane mirror, a clock shows time of 8:30. The correct time is :

Correct option is B

Given:

When seen through a plane mirror, the reflected time on the clock is 8:30.

Formula Used:

To find the correct time, use the following formula:

If a clock shows time in a mirror, the actual time is calculated as:

Correct Time = 12:00 - Reflected Time

Solution:

1. The reflected time is 8:30.

2. Subtract this time from 12:00:

12:00 - 8:30 = 3:30

Final Answer:

The correct time is 3:30.