Challenger App

No.1 PSC Learning App

1M+ Downloads
മണിക്കുറിൽ 54 കി.മീ. വേഗത്തിലോടുന്ന 240 മീറ്റർ നീളമുള്ള ഒരു തീവണ്ടി ഒരു ടെലിഫോൺ പോസ്റ്റിനെ മറികടക്കാൻ എത്ര സമയമെടുക്കും?

A16 sec

B20 sec

C25 sec

D15 sec

Answer:

A. 16 sec

Read Explanation:

54 km/hr = 54 x 5/18m/s = 15 m/s സമയം =ദൂരം/ വേഗം =240/15 = 16 sec.


Related Questions:

A train of 110m moving at a speed of 90 km/hr. How long will it take to cross a platform 90 m long.
A train passes a platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/h, what is the length of the platform?
A train clears a platform of 200 meters long in 10 seconds and passes a telegraph post in 5 seconds. The length of the train is :
Two trains are moving in the same direction at 65 km/hr and 45 km/hr. respectively. The faster train crosses a man in the slower train in 18 seconds. What is the length of the faster train?
The length of two trains are 130 m and 150 m are running at the speed of 52 km/hr and 74 km/hr, respectively on parallel tracks in opposite directions. In how many seconds will they cross each other?