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Hydraulics & Fluid Mechanics

Hydraulics & Fluid Mechanics
The density of water is 1000 kg/m3 at

0°C
0°K
4°C
20°C

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Hydraulics & Fluid Mechanics
An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is

9.81 m/sec²
9.75 m/sec²
10.2/m sec
10m/sec²

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Hydraulics & Fluid Mechanics
The flow which neglects changes in a transverse direction is known as

turbulent flow
one dimensional flow
steady flow
uniform flow

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Hydraulics & Fluid Mechanics
The discharge of a liquid of kinematic viscosity 4 cm²/sec through a 8 cm dia-meter pipe is 3200n cm7sec. The type of flow expected is

TURBULENT FLOW
TRANSITION FLOW
LAMINAR FLOW
NOT PREDICTABLE FROM THE GIVEN DATA

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Hydraulics & Fluid Mechanics
The surface tension of mercury at normal temperature compared to that of water is

less
more
more or less depending on size of glass tube
same

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Hydraulics & Fluid Mechanics
SURFACE TENSION HAS THE UNITS OF

NEW TONS/M
NEWTONS
NETON/M
NEWTONS/M

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MORE MCQ ON Hydraulics & Fluid Mechanics

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