A. elastic force B. repulsive force C. cohesive force D. adhesive force Correct Answer: Option C = cohesive force
A. concave mirror of focal length 5cm B. concave mirror of focal length 10cm C. convex mirror of focal length…
A. 3m B. 5m C. 6m D. 10m Correct Answer: Option C - 6m Explanation The image of an object…
A. 4 B. 3 C. 2 D. 1 Correct Answer: Option B - 3 Explanation The lowest note (fundamental note)…
A. increase B. decrease C. decrease then increase D. remain constant Correct Answer: Option B - decrease Explanation If a…
Specific heat capacity of copper = 400JKg-1K-1 Latent heat of fusion of ice = 3.3 x 105JKg-1 A. 8/33kg B.…
I. A liquid boils when its saturated vapour pressure is equal to the external pressure II. Dissolved substances in pure…
A. P0/5 B. 4P0/5 C. P0 D. 5P0 Correct Answer: Option D - 5P0 Explanation At constant T, P1 V1…
A. Decreases B. Increases C. Remain Constant D. Increases then decrease Correct Answer: Option A - Decreases
A. 5/3 B. 4/3 C. 3/4 D. 7/10 Correct Answer: Option C - 3/4 Explanation R.D = loss in weight…