Question

TON Que. 14- If the levels of water in both 10m² 10cm arms are same then value of Fis: (a) 100 N (b) 25 N (c) 50 N (d) 20 N​

Answer 1

Answer:

(b) 25 N is correct option

Explanation:

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Answer 2

Answer:

Height of the spirit column, h

1

=12.5cm=0.125m

Height of the water column, h

2

=10cm=0.1m

P

o

= Atmospheric pressure

ρ

1

= Density of spirit

ρ

2

= Density of water

Pressure at point B = P

0

+ρ

1

h

1

g

Pressure at point D =P

0

+ρ

2

h

2

g

Pressure at points B and D is the same.

P

o

+ρ

1

h

1

g = P

o

+ ρ

2

h

2

g

ρ

1

/ρ

2

=h

2

/h

1

=10/12.5=0.8

Therefore, the specific gravity of spirit is 0.8.

Explanation:

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