Which unit was used to measure the length in England before the establishment of SI?
a)meter
b) yard (guz)
c)foot
d) cm
Which unit was used to measure the length in sub-continent (Pakistan and India) before the establishment of SI?
a)meter
b)yard (guz)
c) foot
d) cm
When the International System of units was established?
a) 1939
b) 1949
c) 1959
d)1960
Explanation:The International System of Units, known by the international abbreviation SI in all languages and sometimes pleonastically as the SI system, is the modern form of the metric system and the world's most widely used system of measurement.
Where the conference on weight and measurement was held?
a) Karachi
b)Dehli
c) New York
d)Paris
You start journey to Islamabad from home. You stop at rest area on motor way after covering 180 km. after a while you complete you remaining journey of 120 km. it took three hours to reach. Find your average speed?
a) 120 km/h
b) 100 km/h
c) 200 km/h
d) 90 km/h
Calculation:total distance
= 180 km + 120 km= 300 km
total time taken=3 h
average speed= total distance/total time
300km/3h= 100km/hr
1 km is equal to…………..…m.
a) 10
b) 100
c)1000
d) 0.1
