List of top Physics Questions on Units and measurement asked in MHT CET

The mass of an object is measured as \( (28 \pm 0.01) \) g and its volume as \( (5 \pm 0.1) \) cm\(^3\). What is the percentage error in density?
A car travels at a speed of $ 72 \, \text{km/h} $. What is the car's speed in meters per second?

Mass = \( (28 \pm 0.01) \, \text{g} \), Volume = \( (5 \pm 0.1) \, \text{cm}^3 \). What is the percentage error in density?