Physics, asked by chandrashekhar1970mi, 3 months ago

73. Acceleration - time graph shown below for a particle in rectilinear motion. The average
acceleration in first twenty seconds is
(1) 45 m/s2
(3) 30 m/s2
(2) 40 m/s2
(4) 20 m/s2

with full explanation plz​

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Answers

Answered by lynn7u
2

Answer:

The answer is 30 m/s2.

Explanation:

Average acceleration=  

time

area of OABE

​  

 

time=20s

Area of OABE=Area of OAD + Area of ABED

=  

2

1

​  

×10×40+10×40

=200+400

=600

∴Average acceleration=  

20

600

​  

=30m/s  

2

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​  

 

Answered by kuruvalokesh8750
0

Answer:

40 m/s2

Explanation:

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