Question
A pipe fills a tank in 10 hours. A leak empties it in 15
hours. If both are open, how long to fill the tank?Solution
ATQ, Net rate = 1/10 â 1/15 = (3â2)/30 = 1/30 Time = 30 hours
Fe toxicity of rice is known asÂ
Phenol reacts with zinc dust gives:Â
What is the name of the class of pteridophytes to which Dryopteris, Pteris, and Adiantum belong?
In plant selection for sustainable landscape design, which of the following is considered the most critical factor for long-term success and low mainten...
Who proposed law of minimum?
In which part of India the shifting cultivation, locally known âJhumingâ is widely practiced?Â
Coordination is involved in which of the following functions?
âFather of Indian Bacteriologyâ is:
In a normally distributed population, number of observation faling within the range Mean ± S.D. is approximately __________%
Which of the following is also known as downy mildew fungus" ?
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