Let the distance be x km. Speed upstream = 4 – 2 = 2 kmph Speed downstream = 4 + 2 = 6 kmph => (x/6) + (x/2) = 5 => (x + 3x)/6 = 5 => 4x = 30 => x = 7.5 km
What is the role of carbonic acid in chemical weathering?
Intense leaching and weathering of bases like Ca, Mg result for development of which type of soil?
T and V system, 1974 started by Daniel Benor is also known as
Objective of pre-cooling is
In groundnut, IW/CPE ratio of ___ is ideal throughout reproductive period
Plant origin insecticides are:
A. Nicotine
B. Arsenicals
C. Pyrethrum
D. Phosphamidon
E. Rotinone
Choose the correct answer from the options given below:
Which is a low-pressure, high efficiency irrigation system that uses buried drip tubes or drip tape to meet crop water needs.
What percentage of water-soluble K2O is present in Muriate Of Potash?
In which of the following technique, DNA from different sources are isolated and digested with restriction endonuclease?
The dwarfing rootstock suitable for kinnow mandarin is ………………