Units and Measurements · Significant figures & errors
Keeping the significant figures in view, the sum of the physical quantities 52.01m, 153.2 m and 0.123 m is :
- (1)205 m
- (2)205.333 m
- (3)205.33 m
- (4)205.3 m
Video solution coming soon
We're animating every PYQ step by step. Subscribe to get them first.
See the full 21 Jan 2026, Shift 2 paper
More on Significant figures & errors
- 21 Jan 2026, Shift 1 · Q5In an experiment the values of two spring constants were measured as k1 = (10 0.2) N/m and k2 = (20 0.3) N/m. If these springs are…
- 21 Jan 2026, Shift 2 · Q12A spherical body of radius r and density σ falls freely through a viscous liquid having density ρ and viscosity and attains a terminal…
- 23 Jan 2026, Shift 1 · Q4Four persons measure the length of a rod as 20.00 cm, 19.75 cm, 17.01 cm and 18.25 cm. The relative error in the measurement of average…
- 23 Jan 2026, Shift 1 · Q19In a screw gauge, the zero of the circular scale lies 3 divisions above the horizontal pitch line when their metallic studs are brought in…