Why does a phonograph record attract dust particles just after it is cleaned?

Why does a phonograph - record attract dust partiules just after it is cleaned?

Why does a phonograph - record attract dust partiules just after it is cleaned?

Why dose a phonograph - record attract dust partiules just . after it is cleaned?

Does force of gravity act on dust particles?

Why does a comb rubbed on hair attract small pieces of paper?

Why does a charged glass rod attract a piece of paper?

Why charged particle attracts light particles ?

Why does a charged glass rod attract a piece of paper ?

why does a charged glass rod attract a piece of paper?

Dust particles released by comets are continuously acted upon by sun's radiation pressure in radial outward direction. Assuming a dust particle with rho =3.5 xx10^3 kg//m^3 and reflection coefficient 0. for what value of radius r does gravitational force on dust. particle just balance the radiation force on it from sunlight ? (power radiated by sun =4xx10^(26) W , mass of sun =2xx10^(30)kg )