Examlex
If the electric field due to a point charge is 17 N/C at a distance of 1.5 m from it,what is the electric flux through a 1.5 m-radius imaginary spherical surface centered on the point charge?
Q3: A horizontally-projected beam of protons travelling
Q7: What number of turns on the secondary
Q8: Four point charges are located at
Q27: In a series LRC circuit the
Q29: Two copper wires,one double the diameter of
Q34: The velocity of bulk sound waves
Q45: A series circuit consists of a
Q53: The speed of an electromagnetic wave in
Q59: A guitar string is played together with
Q72: If a 20 W laser beam,which