I. Energy is conserved II. Energy is decreased III. Energy is increased IV. Linear momentum conversed A. I only B.…
A. 12ms−¹ B. 144ms−¹ C. 72ms−¹ D. 36ms−¹ Correct Answer: Option A - 12ms−¹ Explanation V² = U² x 2ax…
A. Vibratory and translational motion B. Random and translational motion C. Rotational mand oscillatory motion D. Translational and rotational motion…
A. II and IV B. I and II C. I and III D. II and III Correct Answer: Option A…
A. Temperature B. Distance C. Displacement D. Mass Correct Answer: Option C - Displacement Explanation Displacement is a vector quantity
A. 0.1mm B. 1.0mm C. 0.5mm D. 0.2mm Correct Answer: Option B - 1.0mm Explanation The Metre Rule The metre…
A. Voltmeter B. Meter rule C. Galvanometer D. Potentiometer Correct Answer: Option D - Potentiometer Explanation Voltmeter: An instrument for…
A. 2 m/s B. 4 m/s C. 12 m/s D. 14 m/s Correct Answer: Option C Explanation d = y,…
A. Have high boiling points B. have low boiling points C. have high densities D. have high melting points Correct…
A. Efficiency of transformer = (secondary coil ÷ primary coil) × 100% B. Efficiency of transformer = (mechanical advantage ÷…