Physics mcq questions and answers for competitive exams UPSC SSC , SSC CGL, SSC CHSL, upsc Civils , Entrance exams Online test practice online free Quiz, mock practice online
1.
Sir C.V. Raman was awarded Nobel Prize for his work connected with which of the following phenomenon of radiation?
2.
Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to
3.
Of the four locations mentioned below the highest inside temperature will be attained in the pressure cooker operated with the pressure valve open
5.
On a rainy day, small oil films on water show brilliant colours. This is due to
7.
If no external force acts on a system of bodies, the total linear momentum of the system of bodies remains constant. Which law states this?
9.
On a cold day when a room temperature is 15◦C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15◦C, because
13.
Which law states, ' The radiant energy emitted by a black body per unit area per unit time is directly proportional to the fourth power of its absolute temperature ' .
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