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Making an observation nest for ants
An observation nest for the study of the life story of ants can simply be made as follows.
Make a wooden U from three 30 cm lengths of wood 1.5 cm square. Mount this vertically in a suitable wooden base. Now cut rectangles of glass 30 cm x 33 cm and clamp them on every side of the U with rubber bands or some sort of metal clip
A filter of the form G ( z ) = z 2 /( z - p )( z - p ) with p = re 4ω n will be studied. With r = 0 . 95 and ω n = Π/10 , plot the time response to
Since pure iron is limited because its high eddy current losses, by incorporating small quantities of other elements in iron good magnetic properties are obtained. The chief alloyi
Any motion which changes it after regular interval of time is known as periodic or harmonic motion. When the body of a pendulum moves to and fro through a short angle, the bob is k
The x-component of the electric field categorized by an electric potential V(x,y,z) be capable of be expressed as -dV/dx holding y and z constant. This would propose that the units
Explain the term 'resolving power' of an astronomical telescope. How does it get affected on 1. Enhancing the aperture of the objective lens? 2. Enhancing the wavelength of t
What are semiconductors? Give an example for n-type semiconductors. Semiconductors are materials having electrical conductivity among that of insulators and conductors. This i
What makes a flashlight suddenly become dim or bright when you shake it?
why wouldn''''t you be electrocuted if you walked under an electric transmission line during a rainstorm?
Write about the properties of cement Properties 1. It has huge compressive strength 2. It is free from corrosion and there are no appreciable effect ofatmospheric agent
The spectral lines arising from the transition of electron forms a spectra series. Mainly there are five series and every series is named after it's discover as Lymen series, B
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