physics

posted by .

If a protonand an electron are released when they 2.0X10^-10m apart, find the initial accelerationof each of them.

I know a=ke^2/mr^2
k = 8.99 x 10^9
e = 1.6 x 10^-19
r = 2.0x 10^-10
so what is the m ????

  • physics -

    The mass of the electron is 1.6 x 10^-19 kg
    The mass of the proton is 1.66 x 10-27 kg

  • physics -

    idk

  • physics -

    u r useless ok

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. physics fields and charges

    I'm stumped: 2 charges, Q1 and Q2, equal magnitude, but different signs (not assigned) lie on a line, x axis, a known distance apart. Segment pq lies centrally on the line, distance apart is known. An electron is released at p from …
  2. Physics

    Two point charges q1 and q2 are held 4.00 cm apart. An electron released at a point that is equidistant from both charges undergoes an initial acceleration of 8.95 X 10^18 m/s2 directly upward,parallel to the line connecting q1 and …
  3. Physics

    Two point charges q1 and q2 are held 4.00 cm apart vertically. An electron released at the middle point that is equidistant from both charges undergoes an initial acceleration of 8.95 X 10^18 m/s2 directly upward,parallel to the line …
  4. Physics

    Two point charges q1 and q2 are held 4.00 cm apart vertically. An electron released 3 cm from the middle point that is equidistant from both charges undergoes an initial acceleration of 8.95 X 10^18 m/s2 directly upward,parallel to …
  5. physics

    Find (a) the potential and (b) the field strength at points A and B due to two small spheres X and Y 1.0m apart in air and carrying charges of +2.0x10^-8C and -2.0x10^-8C respectively.
  6. physics

    An electron is accelerated from rest to a velocity of 2.0x10^7 m/s. a) if the electron travelled 0.10m while it was being accelerated, what was its acceleration?
  7. physics

    if a proton and an electron are released when they 2.0 x 10^-10 m apart, find the initial acceleration of each of them
  8. Physics

    The potential difference between the plates of a capacitor is 335 V. Midway between the plates, a proton and an electron are released. The electron is released from rest. The proton is projected perpendicularly toward the negative …
  9. PHYSICS

    how far apart are two point charges of 5.0x10^-6 C and 6.0x10^-6 C if they produce an electric force on each other of 0.62 N?
  10. Physics

    Using Coulomb's law to solve: Charge A is +2.0x10^-6C and charge B is +3.0x10^-6C. The two changes are 3 m apart. What is the force between them?

More Similar Questions