Acceleration — task. Science CBSE, Class 9 New.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. Unit of acceleration is

\(\frac{m}{s}\)
\(m \times s\)
\(\frac{m}{s^2}\)
\(N\)

2. The speed–time graph of an object moving in a fixed direction is shown in the figure. What does it represent?

is at rest
moves with a constant speed
moves with fluctuating speed
moves with a non–zero acceleration

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