Which of the following statements is not correct regarding ionic bond?
Ionic compounds have high melting and boiling points.
Train A. running at the speed of 80 km/hr crossed train B. running at the speed of 70 km/hr in the opposite direction. Both trains finish crossing each...
Two trains 175 metres and 125 metres in length are running towards each other on parallel tracks, one at the rate 55 km/hr and another at 35 km/hr. In h...
Train P travelling at 52 km/hr crosses another train Q, having three fourth of its length and travelling in opposite direction at 20 km/hr in 21 seconds...
Train P travelling at 50 km/hr crosses another train Q, having three fourth of its length and travelling in opposite direction at 40 km/hr in 14 seconds...
A train 275 metre long takes 30 sec to cross a man running at a speed of 3 km/hr in the direction opposite to that of train. What is the speed of the tr...
Two trains of same length are running in parallel tracks in the same direction with speed 26 km/hr and 80 km/hr respectively. The latter completely cros...
Two trains started from stations ‘A’ and ‘B’ at same time and started travelling towards each other at speeds of 66 km/hr and 56 km/hr, respecti...
Train ‘A’ travelling with a speed of 72 km/h can cross a pole in 18 seconds. If the length of train ‘B’ is 60% less than that of train ‘A’ a...
A 440 m long train crosses a platform twice its length in 2 min. Find the speed of the train.
A train can cross a pole, a bridge of 600 meter long and platform of 400 meter long in 13 seconds, _____ seconds and 29 seconds, respectively.
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