Every Day Science Section-3 | Multiple Questions and Answers

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Every Day Science Section-3 Multiple Questions and Answers.

26.	A train goes past a railway station at a high speed. A young boy standing on the edge of the platform is likely to :

	A.	Remain unaffected
	B.	Fall away from the train
	C.	Fall toward the train
	D.	Remain affected

27.	Water is a highly effective coolant for a car engine because :

	A.	Water is good conductor of heat
	B.	Water has very high specific heat capacity
	C.	Evaporation of water produces lot of cooling
	D.	None of these

28.	In order to prevent the corrosion of iron pipes they are often coated with a layer of zinc. This process is termed as :

	A.	Electroplating
	B.	Annealing
	C.	Galvanization
	D.	Karnataka

29.	Materials for rain-proof coats and tents owe their water proof properties to:

	A.	Surface tension
	B.	Viscosity
	C.	Specific gravity
	D.	gravity

30.	Water has maximum density at:

	A.	0 C
	B.	4 C
	C.	4.8 C
	D.	5.8 C

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