Time difference between London, UK and Mumbai, India is: 5:30 hours. Mumbai is 5:30 hours ahead of London. When it is 9:00 am in London, it is 2:30 pm in Mumbai.
Size of files in Windows OS. (It's KB or kB?) One kilobyte (KB) is 1024 bytes in JEDEC-standard, whereas the definition has shifted, in most contexts, to mean 1000 bytes (kB) in accordance with SI. To resolve this difference, binary prefixes (kiB) are used. So we have 3 choices for using prefixes - JEDEC, IEC (both in Binary), and Metric (in Decimal).
1 kilobyte (KB) is 1,024 bytes 1 MB is 1,024 kilobytes 1 gigabyte (GB) is 1,024MB, or 1,073,741,824 (1024x1024x1024) bytes. 1 terabyte (TB) is 1,024GB; 1TB is about the same amount of information as all of the books in a large library, or roughly 1,610 CDs worth of data. 1 petabyte (PB) is 1,024TB.