A floral clock in Taiwan has a radius of 12.5 m. If you ride a bike around the clock, making 13 revolutions in 6.5 min, what is your average angular speed?

How does the kinetic energy of a charge change as the charge moves under the effect of an electric field from higher potential to lower potential? a.the kinetic energy increases.b.the kinetic energy decreases.c.the kinetic energy remains the same.d.the kinetic energy is always zero.

Which of the following is not a transverse wave? a) soundb) lightc) radiod) all of thesee) none of these

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples