Aptitude - Volume and Surface Area - Discussion
Discussion Forum : Volume and Surface Area - General Questions (Q.No. 7)
7.
50 men took a dip in a water tank 40 m long and 20 m broad on a religious day. If the average displacement of water by a man is 4 m3, then the rise in the water level in the tank will be:
Answer: Option
Explanation:
Total volume of water displaced = (4 x 50) m3 = 200 m3.
 Rise in water level = |
 |
200 |  m 0.25 m = 25 cm. |
| 40 x 20 |
Discussion:
26 comments Page 2 of 3.
Khushi said:
5 years ago
How it is 0.25? I don't understand clearly, plz explain it once.
Shiva Prasad said:
5 years ago
How 0.25 came? Explain it.
Nihar said:
5 years ago
Shouldn't we consider the actual height and raised height here?
Maneesha said:
5 years ago
Thank you @Swarna.
Padma said:
6 years ago
Thanks @Swarna.
Prabhjeet said:
1 decade ago
Thanks deepak.
Somini said:
1 decade ago
Water displaced is only equal to the rise in water level but not to the total volume of tank.
Nikhita said:
8 years ago
Why should we consider the shape as cuboid?
Akhil said:
8 years ago
Thanks @Swarna.
Rahul said:
1 decade ago
L*b*h=Total water displaced=200(given)
now we have to find height i.e rise in the water level
h=200/L*B
H=25cm
now we have to find height i.e rise in the water level
h=200/L*B
H=25cm
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