Advertisements
Advertisements
Question
What do you understand by the average speed of a body?
Advertisements
Solution
Average speed of a body can be defined as ratio of total distance covered by a body In total time.
APPEARS IN
RELATED QUESTIONS
The odometer of a car reads 57321.0 km when the clock shows the time 08:30 AM. What is the distance moved by the car, if at 08:50 AM, the odometer reading has changed to 57336.0 km? Calculate the speed of the car in km/min during this time. Express the speed in km/h also.
If a body traverses a distance in direct proportion to the time, the speed of the body is ______.
Do speed and average speed of a body have the same meaning?
A body goes from P to Q with a uniform speed of u and immediately returns back to P at a uniform speed of v. What is the average speed for the whole journey?
On a 120 km track, a train travels the first 40 km at a uniform speed of 30 km/h. How fast must the train travel the next 80 km, so as to average 60 km/h for the entire trip.
A train travels the first 30km of its journey at 30km/h. Find the speed it should travel the next 90km to have an average speed of 60km/h.
The speed of a train is expressed in m/h.
What is the unit of average speed in SI system?
Assertion: The speed of a body can be Negative.
Reason: If the body is moving in the opposite direction of positive motion, then its speed is Negative.
Distinguish between speed and velocity.
