1. ਸੋਨੂ ਦੇ ਅਧਿਆਪਕ ਨੇ ਅੱਜ ਸਕੂਲ ਵਿੱਚ ਲੰਬਾਈ
ਦੀਆਂ ਵੱਖ ਵੱਖ ਇਕਾਈਆਂ ਬਾਰੇ ਜਾਣਕਾਰੀ ਦਿੱਤੀ।
ਉਹਨਾਂ ਨੇ ਲੰਬਾਈ ਦੀ ਐਸ ਆਈ ਇਕਾਈ ਕੀ ਦੱਸੀ
ਹੋਵੇਗੀ? Today in the class Sonu's
teacher taught about different units
for measuring length. What S.I unit of
length would teacher have told? HET
के शिक्षक ने आज स्कूल में लंबाई की विभिन्न
इकाइयों के बारे में जानकारी दी। लंबाई की।
इकाई का क्या नाम है?
O oftca / meter / ofte
0 ਸੈਂਟੀਮੀਟਰ / centimeter / ਸੈਂਟੀਮੀਟਰ
O fasteica / kilometer /fehellitter
O
ਉਪ੍ਰੋਕਤ ਵਿਚੋਂ ਕੋਈ ਨਹੀਂ / None of above /
उपरोक्त में से कोई नहीं
Answers
Given : Sonu's teacher taught about different units for measuring length.
To Find : S. I unit of length would teacher have told
Solution:
Units of Length
Meter , kilometer , cm , mm etc
SI unit of length is m meter.
SI - abbreviated from the French Système international (d'unités)
International System of Units
This is metric System of units
it is a unified and rational system of measures
it can be related to cgs system by conversion.
The system allows for an unlimited number of additional units,
In S.I. system, there is one unit for one physical quantity hence coherent system
7 base units and 22 Derived units
second (the unit of time with the symbol s),
metre (length, m),
kilogram (mass, kg), ( it is an exception having k with gram )
ampere (electric current, A),
kelvin (thermodynamic temperature, K),
mole (amount of substance, mol), and
candela (luminous intensity, cd).
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