Wien displacement law, Wien displacement law: For blackbody, the produ...

Wien displacement law: For blackbody, the product of the wavelength equivalent to the maximum radiancy and the thermodynamic temperature is a constant, the Wien displacement l

Explain using newtons laws, An army plane wants to drop supplies to a group...

An army plane wants to drop supplies to a group of physics students stranded on an island. In order for the package to land on the island, the pilot needs to drop the package befor

What is the force when the conductor are at an angle 45, Calculate the curr...

Calculate the current needed in a 240 mm length of conductor of a d.c. motor when the conductor is situated at right-angles to the magnetic field of flux density 1.25T, if a force

Find also the power rating of the kettle - conductors, An electric kettle h...

An electric kettle has a resistance of30?. What current will ?ow when it is connected to a 240V supply? Find also the power rating of the kettle   A current of 5A ?ows i

Forces and nature,

Explain metallization, Metallization: It is the process of giving electric...

Metallization: It is the process of giving electrical connections among different parts of the circuit. Aluminium is commonly used. It has a high electrical conductivity and a low

Optometry, why the least distance of distinct vision is 25 %

why the least distance of distinct vision is 25 %

Explain lens, Lens: A transport refractive body bonded by one or two s...

Lens: A transport refractive body bonded by one or two spherical surface known as lens. There are various kinds of lenses. e.g. Double convex Lens Double concave lens

What is the size of the coefficient of static friction, A 9.0-kg crate sits...

A 9.0-kg crate sits on a level, rough floor. A 61-N force is required just to begin it moving. What is the size of the coefficient of maximum static friction?

Write the relation for the force acting on a charge, Write the relation for...

Write the relation for the force acting on a charge carrier q moving with a velocity by a magnetic field in vector notation. Using this relation, reduce the conditions under which