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Relative speed = (120 + 150)/10 = 27 m/s = 97.2 km/h. Speed of second train = 97.2 - 54 = 43.2 km/h. Correct option: a
The yield of forest is regulated on the basis of volume by using following:
Unit of specific leaf area (SLA) is ___
Which one of the following is an insect?
Match List-I with List-II
Choose the correct answer f...
Which of the following is used as rootstock for sapota?
Which branch of agriculture deals with principles and practices of soil, water and crop management?
Which one of the following is not a component of ‘disease triangle’
Which of the following is not a method of measurement of soil moisture?
Lint index is calculated by using how many seeds of cotton?
Feni is made from