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According to the question, Let length of train be ‘x’ m. => (Speed of train – Speed of man) = Length of train/Time => (78 - 6)× (5/18) = x/23 => 20 = x/23 => x = 460 Length of train is 460 meter.
The instrument which uses sound waves to measure the depth of oceans is –
Which statement about Cathode Rays is incorrect ?
Foucault Experiment is the proof of
What Type of Mirror Is Commonly Used as Rear-View Mirrors in Vehicles?
How much time does a Geostationary satellite take to complete one orbit, at the height of 35790 km?
Which of the following is the time taken for one complete oscillation of a sound wave in the density of the medium?
In a coil with n turns, what happens to the induced electromotive force (EMF) if the number of turns is doubled while the magnetic flux remains constant?
One Astronomical Unit (AU) is the average distance between-
What is the SI unit of G — the universal gravitation constant?
What does friction cause to the screws, ball bearings and soles of the shoes?
