Advertisements
Advertisements
प्रश्न
What do you understand by the average speed of a body?
Advertisements
उत्तर
Average speed of a body can be defined as ratio of total distance covered by a body In total time.
APPEARS IN
संबंधित प्रश्न
______ is a scalar quantity.
Which is greater?
(i) 36 km/hr
(ii) 8.5 m/s
The relation S= v x t can easily be used to find the tota l distance covered by a body moving with non -uni form speed. (Yes/ no)
During circular motion, which physical quantity of the body:
Remains constant
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.
Suppose a boy is enjoying a ride on a merry go round which is moving with a constant speed of 10 m/s. It implies that the boy is
Speed is a ______ quantity whereas velocity is a ______ quantity.
Compare speed and velocity
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.
