The bicyclist applies the brakes as he descends the 19° incline. what deceleration a (enter a positive number) would cause the dangerous condition of tipping about the front wheel a? the combined center of mass of the rider and bicycle is at g.

Answerthe force between the charges will be  f/9 (one-ninth of force f)explanationcoulomb's law relates the magnitudes  two point charges q₁ and q₂, the distance, r, between the charges, and the electrostatic force, f, between the two charges:     k represents coulomb's constant, k = 8.99×10⁹ n·m²/c².note that if we have r = 3r, then   

Answerthe distance between the two ends of the galaxy is 150,000 light years;

How are period and frequency related to each other? dperiod is the reciprocal of frequency.