Related Questions

The phenomenon of an opening occurring in the Earth's surface through which a Jet of hot water and steam is forced out at irregular intervals is called
A Hot spring
B Geyser
C Cyclone
D Volcano
The force exerted by a jet of water impinging normally on a plate which due to the impact of jet, moves in the direction of jet with a velocity v is
A $$\frac{{{\text{wa}}\left( {{\text{V}} - {\text{v}}} \right)}}{{2{\text{g}}}}$$
B $$\frac{{{\text{wa}}\left( {{\text{V}} - {\text{v}}} \right)}}{{\text{g}}}$$
C $$\frac{{{\text{wa}}{{\left( {{\text{V}} - {\text{v}}} \right)}^2}}}{{2{\text{g}}}}$$
D $$\frac{{{\text{wa}}{{\left( {{\text{V}} - {\text{v}}} \right)}^2}}}{{\text{g}}}$$
A jet of water is striking at the centre of a curved vane moving with a uniform velocity in the direction of jet. For the maximum efficiency, the vane velocity is ________ of the jet velocity
A One-half
B One-third
C Two-third
D Three-fourth
The velocity of jet of water traveling out of opening in a tank filled with water is proportional to
A Head of water (h)
B h2
C $$\frac{{\text{V}}}{{\text{T}}}$$
D $$\frac{{\text{h}}}{2}$$
The velocity of jet of water travelling out of opening in a tank filled with water is proportional to
A Head of water (h)
B h2
C V/T
D h/2
When an object enters earths atmosphere, it travels ----
A very repidly
B in a rapid manner
C fastly
D rapidly
An opening in the side of a tank or vessel such that the liquid surface with the tank is below the top edge of the opening, is called
A Weir
B Notch
C Orifice
D None of these
If the resultant of two equal forces has the same magnitude as either of the forces, then the angle between the two forces is
A 30°
B 60°
C 90°
D 120°
Opening the file,the detective took out a newspaper cutting.He 'opening' is a/an
A Gerund
B Noun
C Present participle
D Adjective
A steam turbine, in which a part of the steam after partial expansion, is used for process heating and the remaining steam is further expanded for power generation, is known as
A Back pressure turbine
B Pass out turbine
C Low pressure turbine
D Impulse turbine

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