SELECT * FROM question_mgmt as q WHERE id=4122 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=8 AND subId=16 AND chapterId=187 and ex_no='6' AND status=1 ORDER BY CAST(question_no AS UNSIGNED) CBSE Free NCERT Solution of 9th science Motion the speed time graph for a car is shown is fig 8

Question:

The speed-time graph for a car is shown is Fig. 8.12.

          Fig. 8.12

(a) Find how far does the car travel in the first 4 seconds. Shade the area on the graph that represents the distance travelled by the car during the period.
(b) Which part of the graph represents uniform motion of the car?

Answer:

(a) Shaded area =

 

The distance covered by the car in first 4 seconds is 12 m.

(b) The red colour between time 6 s to 10 s represents uniform motion of the car.


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  • Answered by Ekta Mehta
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Taking Screenshots on your Samsung Galaxy M31s is very easy and quick.

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