A. Electromagnetic devices B. Magnetic relay device C. None at all D. Sextant Correct Answer: Option B - Magnetic relay…
At what respective value of a b and c would the unit of work (joule) be dimensionally similar to Ma Lb Tc?…
A. Compression and Rarefaction B. Comparison and Explosion C. Reflection only D. Refraction only Correct Answer: Option A - Compression…
A. 0.27g / liters B. 0.25g / liters C. 1.7g / liters D. 0.15g / liters Correct Answer: Option C…
A. 34m/s B. 3 ×10^6m/s C. 3 ×10^8m/s D. 3 × 10^-8m/s Correct Answer: Option C - 3 ×10^8m/s Explanation…
A. Fall freely from the earth’s gravitational field B. Is walking on the planet C. In between the sun and…
A. 318K B. 250K C. 184K D. 120K Correct Answer: Option A - 318K Explanation Note: T = 273 +…
A. Micrometer screw gauge B. Vernier Caliper C. Meter rule D. None of the instrument Correct Answer: Option A -…
A. E = M.A/V.R × 100 % B. M.A = E.V.R C. V.R = 1 ÷ sin θ M.A D.…
A. James Chadwick B. B. J.J Thompson C. Sir Isaac Newton D. Charles Newton Correct Answer: Option B - J.J…