Related Questions

If a body floating in a liquid occupies a new position and remains at rest in this new position, when given a small angular displacement, the body is said to be in __________ equilibrium.
A Neutral
B Stable
C Unstable
D None of these
If a body floating in a liquid returns back to its original position, when given a small angular displacement, the body is said to be in
A Neutral equilibrium
B Stable equilibrium
C Unstable equilibrium
D None of these
The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to
A Buoyancy
B Equilibrium of a floating body
C Archimede's principle
D Bernoulli's theorem
A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall acts at a distance __________ from the liquid surface.
A $$\frac{{\text{H}}}{3}$$
B $$\frac{{\text{H}}}{2}$$
C $$\frac{{2{\text{H}}}}{3}$$
D $$\frac{{3{\text{H}}}}{4}$$
I saw a floating flower in the pond. Here floating is__
A A gerund
B A participle
C A main verb
D An infintitive
PHP can automatically convert integers to floating point numbers and floating point numbers to integers.
A TRUE
B FALSE
The change in length due to a tensile or compressive force acting on a body is given by (where P = Tensile or compressive force acting on the body, $$l$$ = Original length of the body, A = Cross-sectional area of the body and E = Young's modulus for the material of the body)
A $$\frac{{{\text{P}}l{\text{A}}}}{{\text{E}}}$$
B $$\frac{{{\text{P}}l}}{{{\text{AE}}}}$$
C $$\frac{{\text{E}}}{{{\text{P}}l{\text{A}}}}$$
D $$\frac{{{\text{AE}}}}{{{\text{P}}l}}$$
When a body is subjected to a direct tensile stress ($$\sigma $$) in one plane, then normal stress on an oblique section of the body inclined at an angle $$\theta $$ to the normal of the section is
A $$\sigma \cos \theta $$
B $$\sigma {\cos ^2}\theta $$
C $$\sigma \sin\theta $$
D $$\sigma {\sin ^2}\theta $$
Pressure exerted by a liquid depends upon its
A Surface tension
B Density
C Viscosity
D Buoyancy
Blood pressure is the pressure exerted on the wall of
A Heart
B Vein
C Artery
D Cell

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