Advertisements
Advertisements
प्रश्न
Explain giving examples.
Vector quantity
Advertisements
उत्तर
Vector quantities are those physical quantities for which both magnitude and direction have distinct definitions. Force, velocity, displacement, etc. are all vector quantities. These quantities are expressed completely only when their directions are defined along with their magnitude.
संबंधित प्रश्न
Select the correct alternative
One litre is equal to :
A car travels a distance of 15 km in 20 minute. Find the speed of the car in m s-1.
Express 15 m s-1 in km h-1.
Name two devices used to measure the short time interval of an event.
Write the temperature of melting ice.
Answer the following in short.
What are the characteristics of a standard unit?
Fill in the blank.
There are ............. fundamental physical quantities.
Give a reason for the following.
Measurements are very important for life.
Write SI units for the fundamental quantity.
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 ______ %.
