Question 7: Show that (a) KE = ½ mv2 (b) PEg = mgh Solution If the dimensions on both sides of the equations are same,…

Question 6: Find the dimensions of Planck’s constant ‘h’ from formula E = hf, where E is energy and f is frequency. Gravitational constant ‘G’…

Calculate the answer up to appropriate numbers of significant digits. Solution (a): Calculation of mass of proton to mass of electron ratio Now in the…

Problem 4: Calculate the answer up to appropriate numbers of significant digits: (a) 246.24 + 238.278 + 98.3 (b) (1.4 × 2.639) + 117.25 (c)…

Problem 3:Determine the area of a rectangular sheet with length (l ± Δl) = (1.50 ± 0.02) m and width (w ± Δw) = (0.20…

Problem 2: The length of a pendulum is (1.5 ± 0.01) m and the acceleration due to gravity is taken (9.8 ± 0.1) ms-2. Calculate…

Problem 1: A circular pizza into 3 equal parts, one piece of pizza is taken out. Estimate the degree measure of the single piece of…

Numerical Problems on Measurement, Physics 11 See here solved numerical problems on Measurement (new course) included in the Physics course for First Year students. S…

Problem 10: Calculate the answer up to appropriate numbers of significant figures. (a) 168.99 × 9 (b)23.5 + 234.09 (c) 984.25/80.0 Solution (a) Now the…

Problem 1: Express the following quantities by using prefixes. Solution (a) Given: Length = 4.0 × 10-4 m Required: To express this length using prefixes…