Question

The v-t graph of a linear motion is shown in adjoining figure. The distance from origin after 8 seconds is ​

Answer 1

Answer:

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11th

Physics

Motion in a Straight Line

Speed and Velocity

The velocity - time graph o...

PHYSICS

The velocity-time graph of a linear motion is shown in figure . The displacement & distance from the origin after 8 sec, is:-

MEDIUM

ANSWER

Distance is the area under the curve of v−t graph

Then,

Distance travelled =A

1

+A

2

+A

3

+A

4

+A

5

+A

6

=(

2

1

)(1)4+2(4)+

2

1

(1)(4)+

2

1

(

2

1

)(2)+(2)(3)

=(

2

1

)(

2

1

)(2)=19 m

Displacement fill t=8 s=A

1

+A

2

+A

3

−A

4

−A

5

−A

6

=

2

1

(1)(4)+2(4)+

2

1

(1)(4)−(

2

1

)(

2

1

)2

−(2)(3)(

2

1

)(

2

1

)(2)=12−7=5 m

Option −A is correct

Answered By

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