Question
Train 'P' travels at a speed of 45 km/h and crosses
train 'Q' in 15 seconds while moving in opposite directions. Determine the speed of train 'Q' if the lengths of trains 'P' and 'Q' are 120 m and 150 m, respectively.Solution
ATQ,
Let the speed of train Q = x km/h According to the question, (45 + x) × 5/18 = (120 + 150)/15 (45 + x) × 5/18 = 18 45 + x = 64.8 x = 19.8 km/h
Which of the following is the first hybrid of sunflower released in India?
In the soil water-plant continuum, what is the driving force that allows water to move from the soil through the plant to the atmosphere?
Which one is insect trap crop?
The seed rate for true potato seed should be:
The inflorescence of fennel is which of the following?
Which method is commonly used to break physical dormancy?
…………….. refers to removal of field heat (quick cooling) after harvest; if not, its deterioration is faster at higher temperature of 1 hour at ...
Which of the following is an external, material and non-transferable good?
To break the dormancy of seed, a process of scratching, or mechanically altering the seed coat to make it permeable to water and gases is done. It is kn...
Who has become the first women Director General of World Trade Organization?