Evaluate concave lens focal length, A concave lens when given in air has a ...

A concave lens when given in air has a focal length of 0.4 m and has a refractive index of 3/2. Evaluate its focal length when immersed in water of refractive index 4/3?

Forces and nature,

Boltzmann constant, Boltzmann constant; k (L. Boltzmann) This is a cons...

Boltzmann constant; k (L. Boltzmann) This is a constant that describes the relationship among temperature & kinetic energy for molecules in an ideal gas. This is equal to 1.380

Moment of inertia, define moment of inertia and it''s physical significance...

define moment of inertia and it''s physical significance

Classes of magnetic materials: ferrimagnetism, Ferromagnetic materials exhi...

Ferromagnetic materials exhibit magnetic behaviour similar to ferromagnetism below a critical temperature, known as curie temperatures. Above which it turns out to be paramagnetic.

Explain minimum uncertainty in its momentum?, Derive the expression for the...

Derive the expression for the distance between the atomic planes such as (100) and (110) planes of the cubic crystals The position and momentum of a 1 keV electron are simultane

How to identify a hard-boiled egg, How to identify a hard-boiled egg Se...

How to identify a hard-boiled egg Secure a fresh egg and a hard-boiled egg. Give every of them a spinning motion in a soup dish or a plate. View that the hard-boiled one spins

Young modules, to measure the extension of an experimental wire due to diff...

to measure the extension of an experimental wire due to different pulling forces using searle''s apparatues.hence, determine the young modules of the material of the wire.

Time dilation, A spacecraft is moving relative to the earth An observer on ...

A spacecraft is moving relative to the earth An observer on earth finds that , according to her clock 3601s elapse between 1pm and 2pm on the spacecraft''s clock. what is the space

Working lie on transverse vibrations of a string, The length of a wire vibr...

The length of a wire vibrating with a frequency of 340 Hz is 1m . It its length is changed to 1.6 m, determine the frequency. Name any two musical instruments whose working li