Properties of bulk matter, Why hot air rises up ?

Why hot air rises up ?

Damage of falling?, Is it determined by acceleration or velocity? Force or...

Is it determined by acceleration or velocity? Force or momentum?

Work and energy, WORK AND ENERGY   1.  Work can be defined as: the f...

WORK AND ENERGY   1.  Work can be defined as: the force applied in direction of displacement ×.  This means that if the force F acts at an angle θ with respect to the direct

Forces and nature,

Scintillation counter, working principle of alpha,beta and gamma scintillat...

working principle of alpha,beta and gamma scintillation counter

Elastic collision, what is elastic collision

what is elastic collision

Rydberg formula, Rydberg formula (Rydberg): A formula which define all...

Rydberg formula (Rydberg): A formula which define all of the characteristics of hydrogen's spectrum, comprising the Lyman, Paschen, Balmer, Pfund series and Brackett,. For

Briefly explain brewsters law, Briefly explain Brewster's law? Show that at...

Briefly explain Brewster's law? Show that at the polarizing angle of incidence the reflected and transmitted light becomes perpendicular to each other.

Compute the primary and the secondary currents, Q. In an ideal transformer,...

Q. In an ideal transformer, the transformer ratio is 1:20.The input voltage and the input power are 6 V and 600 mW respectively. Compute the primary and the secondary currents.

Define supersonic speed , An object moving with a speed better than the spe...

An object moving with a speed better than the speed of sound is called to be move with a supersonic speed.