Related Questions

The higher the wind speed and the longer the fetch or distance of open water across which the wind blows and waves travel, the ____ waves and the ____ energy they process.
A larger, more
B larger, less
C smaller, more
D smaller, less
If the kinetic energy and potential energy of a simple harmonic oscillator of amplitude A are both equal to half the total energy, then the displacement is equal to
A $${\text{A}}$$
B $$\frac{{\text{A}}}{2}$$
C $$\frac{{\text{A}}}{{\sqrt 2 }}$$
D $${\text{A}}\sqrt 2 $$
The method of soil conservation in the coastal and dry regions where rows of trees are planted to check the wind movement to protect soil cover is called
A Mulching
B Contour barriers
C Rock dam
D Shelter belts
For the buildings having a low permeability, the internal wind pressure acting normal to the wall and roof surfaces is taken as (where p is basic wind pressure)
A Zero
B ±0.2p
C ±0.5p
D ±0.7p
The relation between intensity of wind pressure P and velocity of wind V is taken as
A $${\text{P}} \propto {\text{V}}$$
B $${\text{P}} \propto {{\text{V}}^2}$$
C $${\text{P}} \propto \frac{1}{{\text{V}}}$$
D $${\text{P}} \propto {{\text{V}}^{\frac{1}{2}}}$$
The landing and takeoff of the air craft is made against the direction of wind. In no case the centre line of the runway should make an angle with the wind direction exceeding
A 10°
B 20°
C 30°
D 40°
Chemical potential (an intensive property) of a substance is a force that drives the chemical system to equilibrium and is equal to its partial molar properties. The reatio of chemical potential to free energy of a pure substance at oconstant temperature and pressure is
A 0
B 1
C ∞
D None of these
Wind energy is the -- energy.
A Kinetic
B Transverse
C Mechanical
D Potential
সরল দোল গতিসম্পন্ন একটি বস্তু যখন তার সাম্যাবস্থান থেকে 2 cm দূরে, তখন তার গতিশক্তি স্থিতিশক্তির ও গুণ। বস্তুটির দোলনের বিস্তার কত হবে? (An object oscillating in simple harmonic motion has its kinetic energy 3 times the potential energy when the object is 2 cm away from its equilibrium position. What is the amplitude of the oscillation for the object?)
A 3 cm
B 1 cm
C 2 cm
D 4 cm
The potential energy of a vertically raised body is __________ the kinetic energy of a vertically falling body.
A Equal to
B Less than
C Greater than
D None of these

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