Question
Gatiman express train crosses a platform in 30 seconds
while it can cross a pole in 12 seconds. If the speed of the Gatiman express is 32 m/s, then find the length of the platform?Solution
Length of the train = 32 Γ 12 = 384 metres Let the length of the platform be βpβ metres ATQ; p + 384 = 32 Γ 30 Or, p = 960 β 384 Or, p = 576
Sphagnum is an important bryophyte. Consider the following statements about it:
- It is a chief constituent of peat. ...
What is the chemical name of baking soda?
What is the common characteristic of elements in the same group of the periodic table?
Which polymer is formed by the copolymerization of phenol and formaldehyde?
What is the hybridization of carbon in ethyne (CβHβ)?
Which of the following substances will turn red litmus paper blue?
Naphthalene balls, commonly used as a pest repellent, are derived from which source?
What is the chemical formula of rust?
The conversion of hard water into soft water by boiling or adding calcium hydroxide is called:
What is the colour of the outer zone of complete combustion of candle flame?