Advertisements
Advertisements
Question
A car travels with a speed 12 m s”1, while a scooter travels with a speed 36 km h-1. Which of the two travels faster ?
Advertisements
Solution
Speed of car = 12 m s-1
Speed of scooter = 36 km h-1
here, 1 km = 1000 m
1 hr = 3600 sec
∴ Speed of scooter = `(36 × 1000)/3600` 10 ` m s^-1`
∴ Speed of car is more. Car travels faster than scooter .
APPEARS IN
RELATED QUESTIONS
The length, breadth and height of a water tank are 5 m, 2.5 m and 1.25 m, respectively. Calculate the capacity of the water tank in (a) m3 (b) litre.
How long a train will take to travel a distance of 200 km with a speed of 60 km h-1 ?
Select the correct alternative:
A metre ruler is graduated in:
Convert the following quantity as indicated:
4.2 m = cm
State if the following statement is true or false:
There are seven base units in the SI system.
Answer the following in detail.
What do you understand by the term capacity?
Answer the following in detail.
Which is the most suitable unit for measuring the volume of a cylinder of a car engine?
Give some examples for scalar quantity.
What is physics?
The density of a material in SI unit is 128 kg m-3. In certain units in which the unit of length is 25 cm and the unit of mass is 50 g, the numerical value of density of the material is _____.
