If the water falls from a dam into a tur...

If the water falls from a dam into a turbine wheel 19.6 m below, then the velocity of water at the turbine is `(g=9.8m//s^(2))`

9.8 m/s

19.6 m/s

39.2 m/s

98.0 m/s

Text Solution

Verified by Experts

The correct Answer is:

`v = sqrt(2 gh)=sqrt(2xx9.8xx19.6)=19.6 m//s`.

Topper's Solved these Questions

AIIMS 2006
AIIMS PREVIOUS YEAR PAPERS|Exercise PHYSICS|60 Videos
AIIMS 2008
AIIMS PREVIOUS YEAR PAPERS|Exercise PHYSICS|60 Videos

Similar Questions

Explore conceptually related problems

Water falls from a tap with A_(0)=4 m^(2) , A=1 m^(2) and h=2 m, then velocity v is

A body is released from the top of a tower of height 50 m. Find the velocity with which the body hits the ground. (g=9.8m//s^(2))

Ball of mass 5 kg is allowed to fall from the highest point of a tower which is 490 m high. Calculate the time it will take to hit the ground ? (g=9.8m//s^2)

Water is falling on the blades of a turbine from a height of 25 m . 3 xx 10^(3) kg of water pours on the blade per minute. If the whole of energy is transferred to the turbine, power delivered is g = 9.8 m//s^(2)

A fireman 50m away fro a burning building directs a stream of water from a firehouse at an angle 30^(@) above the horizontal. If the velocity of the stream is 40m/s. at what height will the strea of water strike the building ? (g=9.8m//s^(2))

Velocity of flow of water in a horizontal pipe is 10.0 m/s. Find the velocity head of water ( g=10m//s^(2) )

A body thrown horizontally from the top of a tower touches the ground at a distance of 160m from the foot of the tower.If the velocity of projection is 40m/s then the height of the tower is (g=9.8m/s^(2))

A body is thrown vertically upwards and rises to a height of 10m. The velocity with which the body was thrown is (g - 9.8m/( s^(2) )

From a waterfall, water is falling down at the rate of 100kg / s on the blades of turbine. If the height of the fall is 100 m , then the power delivered to the turbine is approximately equal to

AIIMS PREVIOUS YEAR PAPERS-AIIMS 2007-PHYSICS

Which of the following velocity-time graphs shows a realistic situatio...
Text Solution
|
The workdone in increasing the size of a soap film from 10 cm xx 6 cm...
Text Solution
|
If the water falls from a dam into a turbine wheel 19.6 m below, then...
Text Solution
|
Assertion : Goggles have zero power. Reason : Radius of curvature of...
Text Solution
|
Assertion : A white source of light during interference forms only whi...
Text Solution
|
Assertion : A current continues to follow in superconducting coil even...
Text Solution
|
Assertion : Heavy water is a better moderator than normal water. Rea...
Text Solution
|
Assertion : Dipole oscillations produce electromagnetic waves. Reaso...
Text Solution
|
Assertion : NAND is a universal gate. Reason : It can be used to des...
Text Solution
|
Assertion : Ferro magnetic substances become paramagnetic above Curie ...
Text Solution
|
Assertion : In a cavity within a conductor, the electric field is zero...
Text Solution
|
Assertion : Voltmeter is connected in parallel with the circuit Reas...
Text Solution
|
Assertion : Ohm's law is applicable for all conducting elements. Rea...
Text Solution
|
Assertion : No power loss associated with pure capacitor in ac circuit...
Text Solution
|
Assertion : In a metal all the free electrons have same energy. Rea...
Text Solution
|
Assertion : Optical fibers are used for telecommunication. Reason : ...
Text Solution
|
Assertion : A hollow metallic closed container maintained at a uniform...
Text Solution
|
Statement-1: Machine parts are jammed in winter. Statement-2: The vi...
Text Solution
|
Assertion : An astronaut experience weightlessness in a space satellit...
Text Solution
|
Assertion : A brass tumbler feels much colder than a wooden tray on a ...
Text Solution
|