A dancer demonstrating dance steps along a straight line. The position time graph (x−t) is as shown in the given figure. Find the average velocity for the dance step depicted by AB.
A
1ms−1
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B
1.33ms−1
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C
2.75ms−1
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D
0ms−1
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Solution
The correct option is D0ms−1 For the region AB the slope is 02=0 m/s i.e the dancer is stationary. Thus, velocity in region AB will be 0 m/s.