Physics, asked by lilawatdiya, 4 months ago

The ratio of tension T, and T2 is (strings are
massless)
[NCERT Pg. 99]
(1) 7:2
(2) 7:5
(3) 5:2
(4) 2:7​

Answers

Answered by subbu9634
1

Explanation:

Refer above image 1.

F−T

1

=m

1

a∣T

1

−m

2

g=m

2

a

a

1

=

m

1

+m

2

F−m

2

g

a

1

=

130

1000−800

a

1

=

130

200

T

1

=F−m

1

a

=1000−50×

130

200

Refer above image 2.

F+m

1

g−T

2

m

1

a∣T

2

−m

2

g=m

2

a

F+m

1

g−m

2

g=(m

1

+m

2

)a

a

2

=

130

1000+500−800

a

2

=

130

700

T

2

=80(

130

700

+10)

T

2

T

1

=

56,000+1,04000

1,30,000−1,00,000

=

4

3

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