Headings and vectors, A child in danger of drowning in a river is being car...

A child in danger of drowning in a river is being carried downstream by a current that has a speed of 2.75km/hr. The child is 0.620km from shore and 0.755km upstream of a boat land

Newton''s ring., Why is extended source use in Newtown ''s ring experiment?...

Why is extended source use in Newtown ''s ring experiment?

Maximum height of ball, Maximum Height of Ball A solid ball is revolve ...

Maximum Height of Ball A solid ball is revolve toward a ramp. How elevated will it be when it stops and begins to roll back down? The linear kinetic energy like the bal

Michelson interferometer diagram,

Calculate the x-ray energy flux - tungsten anode target, Consider an x-ray ...

Consider an x-ray tube in which electrons are accelerated by a constant high voltage of 250 kV. If the electron beam current is 10 mA, calculate the x-ray energy flux (energy fluen

Thin lens equation, In the thin lens equation first prove that Zz = f*f  (H...

In the thin lens equation first prove that Zz = f*f  (Hint use this diagram along with the characteristics of similar triangles). Then use this equation along with the act that Z^

Mechanics, to derive expreation for magnitude & direction for the resultant...

to derive expreation for magnitude & direction for the resultant which two are acting at a point

De-broglie wavelength, According to de-Broglie theory, the wavelength of de...

According to de-Broglie theory, the wavelength of de-Broglie wave is given by Where h = Plank's constant, m = Mass of the particle, v = Speed of the particle, E = Energy of

Black body radiation, what is black body? explain black body radiation with...

what is black body? explain black body radiation with example

Michealson interferometer, describe the principle, construction and working...

describe the principle, construction and working of Michelson Interferometer.