A. sound waves B. light waves C. radio waves D. x - rays Correct Answer: Option A - sound waves…
A. kerosene B. grease C. water D. petrol Correct Answer: Option B - grease Explanation grease is more viscous than…
I. Density of the liquid. II. Depth below the surface of the liquid. III. Surface area of the liquid. A.…
A. 80 J B. 500 J C. 300 J D. 120 J Correct Answer: Option B - 500 J Explanation…
A. 900 JK−¹ B. 90 JK−¹ C. 100 JK−¹ D. 200 JK−¹ Correct Answer: Option A - 900 JK−¹ Explanation…
A. sublimation B. condensation C. coagulation D. regelation Correct Answer: Option D - regelation Explanation Regelation means refreezing a phenomenon…
A. 30s B. 10s C. 10s D. 15s Correct Answer: Option A - 30s Explanation V = (2X)/t 330 =…
A. atmosphere absorbs the sun's energy at night B. earth radiates heat to the atmosphere at night C. sun no…
A. conductor B. black body C. white body D. red body Correct Answer: Option B - black body Explanation Dull,…
I. High thermal capacity. II. High sensitivity. III.Easy readability. IV. Accuracy over a wide range of temperature A. I and…