Recent content by hobart_elf

  1. H

    id like to consider myself a amateur astronomer but i want to go a little

    Yes, you'll struggle so much that it's not worth trying - UNLESS you are determined and prepared to study hard. There's no rewards for slackness.
  2. H

    Write the statement indicated?

    -8 - 2 = -10
  3. H

    electronics question?

    Women in general are not mentally equipped to cope with modern technology. Perhaps you Mum is terrified of being electrocuted by things she does not understand. It could help if you educate her.
  4. H

    PHYSICS... Why would two different objects with different masses fall at the same time?

    The Potential Energy possessed by the objects by virtue of their height (Energy was expended in getting them up there) is transformed into Kinetic Energy on the way down. PE = mgh and KE = 0.5 mv^2 Notice carefully that the mass (m) appears on both sides of the equation. It can...
  5. H

    20 A 4.50-volt personal stereo uses 1950?

    1950/3600 = 0.542 watts. From P = v^2/R then R = V^2/P which is 37.38 ohms.
Back
Top