Advertisements
Advertisements
प्रश्न
Convert the following quantity as indicated:
4.2 m = cm
Advertisements
उत्तर
1 m = 100 cm
∴ 4.2 m = 100 × 4.2 cm
= `100 × 42/10` cm = 420 m
∴ 4.2 m = 420 cm
APPEARS IN
संबंधित प्रश्न
Find the volume of a liquid present in a dish of dimensions 10 cm x 10 cm x 5 cm.
A car travels a distance of 15 km in 20 minute. Find the speed of the car in km h-1.
Convert the following quantity as indicated:
10 lb = ………. kg
Convert the following quantity as indicated:
5 mg = ………. kg
Name two devices used to measure the short time interval of an event.
State if the following statement is true or false. Correct the statement if it is false.
The average of a group of observations is calculated by adding all the observations and dividing the sum by the number of observations.
State if the following statement is true or false. Correct the statement if it is false.
1 m = 10,000 cm3
Answer the following in short.
Explain the working of an extension spring balance.
Give a reason for the following.
Measuring units are standardized.
Solve the following numerical problem.
A piece of wire is wound around a pencil 60 times. If the total width of all the turns is 4 cm, find the diameter of the wire.
