MCQ Quiz - Dry Cell and Electric Current MCQ Quiz - Dry Cell and Electric Current 1. What type of energy is converted into electrical energy in a dry cell? A. Mechanical energy B. Chemical energy C. Solar energy D. Nuclear energy 2. Which terminal of the dry cell is the zinc casing connected to? A. Negative terminal B. Positive terminal C. Neutral terminal D. Both terminals 3. What is the role of the electrolyte in a dry cell? A. Acts as a positive terminal B. Facilitates ion flow C. Acts as a resistor D. Absorbs electricity 4. In which direction do...
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Static Electricity Puzzles Static Electricity Puzzles Challenge yourself with these 10 puzzles on static electricity and related concepts! Puzzle 1: What happens when a glass rod is rubbed with silk? Show Hint Hint: Focus on electron transfer between materials. Show Answer Answer: The glass rod loses electrons and becomes positively charged, while the silk gains electrons and becomes negatively charged. Puzzle 2: What charge does an ebonite rod acquire when rubbed with fur? Show Hint Hint: Which material attracts electrons more strongly? Show Answer Answer: The ebonite rod gains electrons and becomes negatively charged, while the fur becomes positively charged. Puzzle 3: What happens to the leaves of a gold leaf electrosco...