Lenses, Physics

Assignment Help:
Older people wear eye glasses with bifocal corrective lenses . What is the eye defect that necessitate this eye glasses ?

Related Discussions:- Lenses

Heat loss in a cylindrical pipe, The project consists of a word processed (...

The project consists of a word processed (typed) report submitted by the project report due date. Late submissions are penalized 10% of the mark per day, including Saturdays and Su

What are paramagnetic substances, a) Spin motion of electrons b) On the ...

a) Spin motion of electrons b) On the basis of spin and orbital motion of electrons c) These are feebly attracted in an external magnetic field i.e., have a tendency to go fr

Determine the speed of electromagnetic wave, A medium is characterised by r...

A medium is characterised by relative permittivity ε r =45 and relative permeability μ r =5. Determine the speed of e-m wave in the refractive and medium index of the medium.

Peltier’s effect, a) Heat produced or absorbed at a junction is proportiona...

a) Heat produced or absorbed at a junction is proportional to the current by the junction. b) This effect is produced when current is passed by junction of suitable materials.

Describe the radiation resistance of an antenna, a. Describe the radiation ...

a. Describe the radiation resistance of an antenna. b. With sketch, explain the feed mechanism of a parabolic reflector c. Explain the given term:- (i) Horn Antenna (ii

Evaluate kinetic energy and momentum, If a proton and an electron have same...

If a proton and an electron have same de Broglie wavelength, which has more kinetic energy and momentum?

What are isobars and isotopes, What are isobars and isotopes What will b...

What are isobars and isotopes What will be the ratio of the radii of two nuclei of mass numbers A 1 and A 2

Light, If the angle of incidence is 60 degrees,then what is the angle of de...

If the angle of incidence is 60 degrees,then what is the angle of deviation?

Dot product, Dot Product A Easy demonstration of the relation among the...

Dot Product A Easy demonstration of the relation among the dot product of 2 vectors and the angle among them. Move the slider to view the changes.

Longitudinal waves and tuning forks, Longitudinal Waves and Tuning Forks ...

Longitudinal Waves and Tuning Forks Sound waves are generates through vibrating objects. Whether it is the sound of a person's voice, the sound of a piano and the sound of a tr

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd