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24 wrz 2024 · This physics video covers a tutorial on rotational dynamics. 0:00 Rotational analog of Newton's second law 1:52 Rigid body diagrams 3:08 Worked example on Newton's second law and rotation about a fixe
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Both arrows at A and B are towards the centre of the circle. The force on the electron is at 90° to the velocity. Hence the path described by the electron is a circle. The magnetic force provides the centripetal force. v = , so the speed v is directly proportional to the radius r.
mv =0.36 (initial momentum of ball = 0) [1] 7.2 0.050 0.36 v = = m s−1 [1] 6 a Δp = final momentum – initial momentum Δp = 0 – (0.30 × 10–3 × 1.5) (the final momentum is zero) [1] Δp = 4.5 × 10–4 kg m s–1 (magnitude only) [1] b Newton’s second law: F = t p Δ Δ [1] F = 0.40 4.5×10−4 [1] F = 1.13 × 10–3 N ≈ 1.1 × 10 ...
For the Learner: Welcome to the General Physics 1 Self-Learning Module on Electric Charge! This module was designed to provide you with fun and meaningful opportunities for guided and independent learning at your own pace and time.
1 kwi 2020 · Na czas zawieszenia zajęć wydawcy edukacyjni zrzeszeni w Polskiej Izbie Książki udostępnili bezpłatnie elektroniczne wersje podręczników. Uczniowie i nauczyciele mogą podbierać ze stron internetowych wydawców nie tylko podręczniki, ale również inne materiały dydaktyczne. Zachęcamy do korzystania!
