A train moving at a constant speed of 72 kmph moves eastward for 40 minutes, then in a direction `45^@` east to north for 20 minutes, and finally westward for 50 minutes.What is the average velocity of the train during the run ?

A train moving at a constant speed of 72 Kmph move eastward for 40 minutes, then in a direction 45^@ east of north for 20 minutes, and finally westwasrd for 50 minutes. What is the average velocity of the train during this run ?

A car moving at a constant speed of 36 kmph moves north wards for 20 minutes then due to west with the same speed for 8(1)/(3) minutes. What is the average velocity of he car during this run in kmph

A train moving at a constnt velocity of 54 km/hr moves eastwards for 30 minuts, then due north with the same speed for 40 minutes. What is the average velocity of the train during this run? (in km/hr)

A train running at the speed of 72 kmph goes past a pole in 15 seconds . What is the length of the train ?

A train travels with a speed of 20 m/s in the first 10 minutes, goes 8.5 km in the next 10 minutes, 11 km in the next 10,8.5 km in the next 10 and 6 km in the next 10 minutes. What is the average speed of the train in kilometer per hour for the journey described?

A train moves with a constant speed of 36 km h^(-1) in the first 10 minutes , with another constant speed of 45km h^(-1) in the bext 10 minnutes and then with an acceleration of 5 ms^(-2) in the last 10 minutes. Calculate the average speed of last 10 minutes . Calculate the average speed of the train for this journey and the total distance travelled.

A train moves with a speed o f 30kmh^(-1) in the first 15 minutes,with another speed of 40kmh^(-1) the next 15 minutes,and then with a speed of 60 kmh^(-1) in the last 30 minutes. Calculate the average speed of the train of train for this journey.