-->

Units And Measurement

Question
CBSEENPH11019866

Fill in the blanks : 

c) A vehicle moving with a speed of 18 km h–1covers....m in 1 s

Solution



Tips: -

1 space km divided by hr space equals space fraction numerator 1 cross times 1000 over denominator 3600 end fraction space equals space 5 over 18 space straight m divided by straight s space
straight i. straight e. comma space 18 space km divided by hr space equals space 18 cross times 5 over 18 equals space 5 space straight m divided by straight s space

Now comma space

Distance space equals space speed space cross times space time space

space space space space space space space space space space space space space space space space space equals space 5 cross times 1 space equals space 5 space straight m