- Henry Greathead
- George Robert
- Wright Brothers
- Daimler
- B
-
He invented the lens in 1972.
- Lord Curzon
- Lord Ripen
- Lord Elgin
- Lord Linlithgow
- d
-
The real name of Lord Linithgow was Victor Alexander John Hope.
He belonged to Queen Victoria family.
Lord Linlithgow was also former Governor General of India.
He served as Governor General and Viceroy of India from 1936 to 1943.
- 40 minutes
- 40 days
- 40 months
- 40 years
- b
- Malakand Division
- Peshawar Division
- Hazara Division
- Mardan Division
- a
-
Swat district in located in Malakand Division, KPK, Pakistan
- Dr. Paul Muller
- F.C. Hopkins
- Edward Jenner
- Ronald Ross
- d
-
He discovered the cause of Malaria on 20th August 1897.
- BTU
- SI
- CGS
- KhW
- a
-
BTU stands for “British Thermal Unit”.
- Indians
- Egyptians
- Faraday
- Galileo
- a
-
Brahmagupta, an astronomer and mathematician from India used zero in mathematical operations like addition and subtraction.
Aryabhatta introduced zero in 5th century.
Brahmagupta introduced zero in calculations in around 628 AD.