Measurement, How do we measure the height of a house

How do we measure the height of a house

Single negatively charged particle a maximum, Where is the electric potenti...

Where is the electric potential because of a single negatively charged particle a maximum? Answer:  One could acquire at this one by looking at the formula for the electri

Determine the photon flux, Suppose that the x rays are emitted from a focal...

Suppose that the x rays are emitted from a focal spot isotropically. The photon flux is 3.28 x 10 6 photons mm -2 sec -1 at a distance of 0.75 m from the focal spot. What is the

How a conductive wire resist current in it?, Due to drift velocity of elect...

Due to drift velocity of electrons and due to collision of electrons

Making spheres with surface tension, Making spheres with surface tension ...

Making spheres with surface tension Search a glass jar and fill it about two-thirds full of commercial alcohol. With a medicine dropper place some drops of oil in the alcohol a

what is the formula of temperature gradient?, The  temp gradient  is s...

The  temp gradient  is similar to finding the slope of a line (when in two dimensions) Temp. Gradient= Change in Temp. value/Distance. dT/dx = (T2 - T1)/(X2 - X1)

Interference of sound waves, When two rays of same frequency, similar wavel...

When two rays of same frequency, similar wavelength, and similar speed moves in the same direction, their superimposition gives result in the interference. Due to interference the

Heat therapy -the conductive method, The conductive method Heat can be...

The conductive method Heat can be transferred by conduction from warmer to cooler objects, the quantity of heat transfer depends on the temperature difference between the two

Forces and nature,

Why is quantum mechanics important, Why is quantum mechanics important? ...

Why is quantum mechanics important? Quantum mechanics is important to understand the behavior of systems at atomic length scales and duration smaller. For illustration, when Ne