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1. ### Which of the following statements are correct for the RC circuit shown? Select true or false for each statement?

... in the position b for a long time, the current through R becomes close to zero. TRUE, cap blocks... a long time in the position b, the current through R is E/R. TRUE initial charge on...

1 Answers · Science & Mathematics · 13/03/2019

2. ### Help me please with this physics question?

(a) intensity = power / area of sphere = P / 4πR² R = 3e8m/s * 3600s/h * 24h/day * 365day/yr * 40.3yr = 3.81e17 m P = 4.00e28 I...

2 Answers · Science & Mathematics · 27/02/2019

3. ### Physics help?!?

...why. eg When you close the switch would the current instantly become i = V/R or not. Why? You should have the answers to both A and...

1 Answers · Science & Mathematics · 21/02/2019

4. ### Phsics question with picture last one didnt work lol electric potential?

...from -2q to C = 3 units Potential is V = kq/r. Potentials are scalars. To get total potential we simply...

3 Answers · Science & Mathematics · 17/02/2019

5. ### Charge/Mass Ratio of Electron and Induction?

Uhhhhhhhh Magnetic force = centripetal force? Bvq = mv^2 / r v = rBq / m r = 5.1×10^-4 m 2. If I is "the...

1 Answers · Science & Mathematics · 12/02/2019

6. ### Physics problem! Finding the moment of inertia of a hexagon.?

...equilateral triangles. Distance of each mass to axis (centre) r = 2m. Moment of inertia of each mass = mr² = 1 * 2² = 4 ...

5 Answers · Science & Mathematics · 28/01/2019

7. ### Can you solve this difficult physics question?

... gravitational force. Weight = m * g Fg = G * M * m ÷ r^2 m * g = G * M * m ÷ r^2 g = G * M ÷ r^2 G...

1 Answers · Science & Mathematics · 22/12/2018

8. ### Physics Question? Its super hard and I need help pls?

...’s diagonal, d = √(0.500² + 0.500²) The distance (r) from any corner-charge to the centre point is half the diagonal. We...

2 Answers · Science & Mathematics · 16/01/2019

9. ### What happens with the ratio of translation kinetic energy to rotational kinetic energy of the ball while the ball accelerating..?

Ktrans = 1/2 m v^2 Krot = 1/5 m R^2 w^2 Pure rolling => w = v/R Krot = 1/5 m v^2 Ktrans/Krot = 1/2 / (1/5) = 5/2 = 2.5, independent of the speed. => Answer E.

2 Answers · Science & Mathematics · 17/11/2018

10. ### Calculate Period?

...ω₂ (you did ask for how, not for the solution) ω = V/r ω is angular velocity in radians/sec 1 radian/sec = 9.55 rev...

3 Answers · Science & Mathematics · 14/11/2018