Explain why a fast moving car appears lighter.
When a Bunsen burner is lit below wire gauze, it is noted that the flame initially burns below the gauze. After sometime, the flame burns below as well as above the gauze. Explain this observation.
What are 3 forces acting on a mass suspended on a spring?
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What is the difference in applications of ;Fleming’s Right hand Rule and Fleming’s Left Hand Rule?
State and explain factors that affect capacitance of parallel-plate capacitor.
A person sitting in an open vehicle moving at a constant velocity throws a ball vertically up into air. Where does the ball fall? Explain your answer.