Question
A 300 m long train crosses a platform twice its length
in 3 min. Find the speed of the train.Solution
Speed of train = (Length of train + Length of Platform)/Required time Length of train = 300 m Crossing time of platform = 3 × 60 = 180 sec Length of platform = 300 × 2 = 600 m Let the speed of train be x. Speed of train = (300 + 600)/180 ⇒  x = 5 m/s
The type of recurrent selection that uses homozygous tester is known as
Fibre of economic importance which is derived from which part of cotton plantÂ
Netting is a common practice recommended for:
Insecticide Act was enacted onÂ
Which of the following state developed the embryo transfer technology?
When sub crops are sown to supplement the yield of the main crop, then the sub crops are known as?
The insect body is divided into how many parts?
Pyrethrin is extracted from which flower?
Which of the following statements accurately describes the nature of blood in the human body?
According to CRIDA, the depth of deep tillage is ____
