Instrument Inventor(s) Year Brief Use Accelerometer George Atwood 1780s Measures acceleration Actinometer John Herschel 1825 Measures radiation intensity Altimeter Louis Paul Cailletet 1880s Measures altitude Ammeter Friedrich Drexler 1884 Measures electric current Anemometer Leon Battista Alberti 1450 Measures wind speed Read More …
Tag: RRB Group D
50 MCQ On Blood Realtion , Direction & Number Series set -01
1. In each of the following questions, a specific pattern is followed for both the letters and the numbers. Identify the set of numbers that correctly fills the blanks in the given sequence. A, 0, D, 8, G, _, J, Read More …
