NCERT Exercise 2.3 - Motion in a Straight Line
Question: A woman starts from her home at 9.00 am, walks with a speed of 5 km h?� on a straight road up to her office 2.5 km away, stays at the office up to 5.00 pm, and returns home by an auto with a speed of 25 km h?�. Choose suitable scales and plot the x-t graph of her motion.
Answer: x-t graph: rising line (9:00�9:30, slope 5), flat (9:30�17:00), steep descent (17:00�17:06, slope ?25).
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