an object can have zero average velocity but cannot have zero average speed justify
why do we regard liquid and gases fluid? What is the reason of fluidity?
how will you account for the following diffusion is maximum in the gaseous state of a substance
a truck running along a straight road increases its speed uniformly from 15m/s to 30m/s time interval of 1 minute find the acceleration and distance travelled by the truck during this time interval
a piece of chalk can be broken into small article on hammering but it is not possible to do so in case of a page or a bar of iron explain
a train 100m long is to cross a river of Bridge length 800m what time will it take to cross the bridge? The train move with a constant velocity of 36 km per hour
a car moves with a speed of 30 km per hour for half an hour 25 km per hour for one hour and 40 km per hour for 2 hour. calculate the average speed of the car.
a train 100m long is to cross a river of Bridge length 800m what time will it take to cross the bridge? The train move with a constant velocity of 36 km per hour
how will you account for the following
a girl while riding a bicycle move with a speed of 10 km/h 2 hour and with speed 15km/h for next 3 hour find the total distance moved by her and find average speed
an object can have zero average velocity but cannot have zero average speed justify
what is numerical ratio of average velocity to average speed of an object when it is moving along a straight path?
a train 100m long is to cross a river of Bridge length 800m what time will it take to cross the bridge? The train move with a constant velocity of 36 km per hour
a certain substance a cannot compressed but take up the shape of the container in which it is placed what will you regard as a physical state?
which characteristic of a gas is used in supplying oxygen cylinder to hospital?
solid are normally not compressible .why can a sponge be readily pressed