Advertisements
Advertisements
प्रश्न
Express 15 m s-1 in km h-1.
Advertisements
उत्तर
1 metre = `1/1000` km
15 metre = `15/1000` km
1 second = `1/3600` hr
Here , Distance = `15/1000` km
Time taken = `1/3600` hr .
Speed = `"Distance"/ "Time taken" `
= `(15/1000)/(1/3600)`
= `15/1000 × 3600/1`
= 54 km `"h"^-1`
APPEARS IN
संबंधित प्रश्न
Fill in the blank
l m3 =..........cm3
Select the correct alternative:
A metre ruler is graduated in:
Convert the following quantity as indicated:
0.2 km = m
Convert the following quantity as indicated:
0.01 kg = ………. g
State if the following statement is true or false. Correct the statement if it is false.
The error in reading a scale due to the wrong positioning of the eye is called human error.
Answer the following in detail.
Explain in detail why railways and airlines use the 24-hour clock format.
Solve the following numerical problem.
Express 6L in mL.
What are derived quantities?
Physical quantities are classified into ______ type.
What is physics?
