• ### A strong wind of speed 33m/s blows against a wall . the density of air is 1.2 kg/m3 . the wall has an area of?

1 answer · Physics · 5 years ago
• ### What is mean by atom?

2 answers · Physics · 6 years ago
• ### Physics Rotational Kinematics questions?

A drill starts from rest. After 3.20 s of constant angular acceleration it turns at a rate of 2.51x10^4 rev/min. FInd: a) The angular acceleration b) determine the angle (in radians) through which the drill rotates during this period
A drill starts from rest. After 3.20 s of constant angular acceleration it turns at a rate of 2.51x10^4 rev/min. FInd: a) The angular acceleration b) determine the angle (in radians) through which the drill rotates during this period
2 answers · Physics · 7 years ago

An electron has a kinetic energy of 2.05E-17 J. It moves on a circular path that is perpendicular to a uniform magnetic field of magnitude 5.35E-5 T. Determine the radius of the path.
An electron has a kinetic energy of 2.05E-17 J. It moves on a circular path that is perpendicular to a uniform magnetic field of magnitude 5.35E-5 T. Determine the radius of the path.
1 answer · Physics · 7 years ago
• ### Help in electrostatics?

why the net charge in a conductor is said always to be spreaded on its surface
why the net charge in a conductor is said always to be spreaded on its surface
2 answers · Physics · 8 years ago
• ### Number of free electrons per volume in Copper and Aluminium?

It seems that, as Copper only looses 1 electron and Aluminium looses 3, that Al should be more conductive? This, however, is not true! Why?!
It seems that, as Copper only looses 1 electron and Aluminium looses 3, that Al should be more conductive? This, however, is not true! Why?!
4 answers · Physics · 8 years ago