Advertisements
Advertisements
प्रश्न
Name three systems of unit and state various fundamental units in them.
उत्तर
Three systems of unit are
(a) C.G.S system - fundamental unit of length is centimetre(cm), of mass is gram(gm), of time is second(s).
(b) F.P.S system- fundamental unit of length is foot(ft), of mass is pound(lb), of time is second(s).
(c) M.K.S system- fundamental unit of length is metre(m), of mass is kilogram(kg), of time is second(s).
APPEARS IN
संबंधित प्रश्न
Complete the following: 1 light year =……….m
Complete the following: 1 nano second =……….s.
It takes time 8 min for light to reach from the sun to the earth surface . If speed of light is taken to be `3 xx 10^8 "m/s"^-1` , find the distance from the sun to the earth in km .
What do you understand by the term measurement?
What do you understand by the term dependent variable?
What are the fundamental units in SI system? Name them along with their symbols.
The distance between the two places is 43.65 km. Convert it into metre and cm.
Hold a sheet paper in one hand and a book in one hand. Which hand feels heavy? Why?
The super conductors are used to levitate trains from the track.
Define measurement.