Advertisements
Advertisements
प्रश्न
Name the S.I. unit.
उत्तर
The S.I. unit of temperature is Kelvin (symbol K).
APPEARS IN
संबंधित प्रश्न
Select the correct alternative
A boy travels a distance 150 m in 1 minute. His speed is
Select the correct alternative:
The symbol of degree celsius is
State two characteristics of a unit.
Convert the following quantity as indicated :
12 inch = ft
Convert the following quantity as indicated:
4.2 m = cm
State if the following statement is true or false. Correct the statement if it is false.
Mercury does not stick to the surface of glass.
Give a reason for the following.
Measurements are very important for life.
Solve the following numerical problem.
The rainfall in a city on each day of a week is recorded below. Find the average rainfall for the week.
day | Mon | Tue | Wed | Thurs | Fri | Sat | Sun |
Rainfall |
1.2 | 10.3 | 5.5 | 0.0 | 13.5 | 7.0 | 1.0 |
What is the physical quantity? give example.
A physical quantity A is dependent on other four physical quantities p, q, r and s as given below A = `sqrt("pq"/("r"^2"s"^3))`. The percentage error of measurement in p, q, r and s are 1%, 3%, 0.5% and 0.33% respectively, then the maximum percentage error in A is ______ %.