F = q * v x B and the force F = m*a = mv²/

**r**and since v and B are at right angles, v x B has...2 Answers · Science & Mathematics · 11/02/2020

...positive direction. Conservation of angular momentum during the collision phase. m = mass

**R**= Radius of disc A ρ = material density h = material thickness...1 Answers · Science & Mathematics · 08/02/2020

...s apply this idea. Part J: the radial position of the charge is

**r**= sqrt(1^2 +1^2) = sqrt(2) = 1.41 cm Therefore the charge is ...2 Answers · Science & Mathematics · 09/02/2020

... = ½0.2•0.15² = 0.00225 kg•m² ω = V/

**r**= V/0.15 mV² + Iω² = 1.826 J 0.2V²...2 Answers · Science & Mathematics · 07/02/2020

The mass of the cylinder acts as if it is 1/2 m ie 12 * g * 13 = 1/2 * ( 12+2) v^2 -> v= sqrt( 12*9.8*13 *2/14) = 14.8 m/s and w = v/

**r**= 14.8 / 0.080 = 185 radians per second. ( neglecting the handle )1 Answers · Science & Mathematics · 07/02/2020