A. 1/32 B. 1/16 C. 1/8 D. ¼ E. 1/2 Correct Answer: Option B - 1/16
A. Marie Curve B. Sir J.J Thomson C. Henn Becquerel D. Niels Bohr E. Enrico Fermi Correct Answer: Option C…
A. electrical energy into chemical energy B. electrical energy into heat energy C. kinetic energy into potential energy D. electrical…
A. Human body B. Glass C. Silver D. Earth E. Copper Correct Answer: Option B - Glass
A. 7.5A B. 2.5A C. 1.2A D. 0.8A E. O.4A Correct Answer: Option C - 1.2A Explanation P = VI…
A. mechanical energy B. solar energy C. heat energy D. magnetic energy E. chemical energy. Correct Answer: Option C -…
A. decrease the e.m.f. of the cell B. prevent local action in the cell C. prevent polarization in the cell…
A. Beta rays B. Alpha rays C. Gamma rays D. Electrons E. Neutrons Correct Answer: Option C - Gamma rays
A. 1Ω B. 4Ω C. 5Ω D. 7Ω E. 12Ω Correct Answer: Option C = 5Ω Explanation Z = √R²…
A. -Gm²/r² B. -Gm²/r C. –Gm/Gr² D. –Gm/r E. –Gm/2 Correct Answer: Option D = –Gm/r