When hot-water is sprinkled on a hotter glass tumbler, it breaks because
A. Glass suddenly expands
B. Glass suddenly contracts
C. Water evaporates
D. Glass reacts chemically with water
Answer: Option B
Solution(By Examveda Team)
If the poured liquid is relatively hotter or colder in comparison to the tumbler, it will break. When hot water is poured into a tumbler there is an uneven increase in the thermal expansion of the walls of the vessel.This Question Belongs to General Knowledge >> Physics
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A. Latent heat
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C. Refractive index
D. Stock value
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A. Collision between fast neutrons and nitrogen nuclei present in the atmosphere.
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B. Work done in lifting the stone is equal to rolling it.
C. Work done in both is same but the rate of doing work is less in rolling.
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A. Viscosity of ink
B. Capillary action phenomenon
C. Diffusion of ink through the blotting
D. Siphon action
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