Look at the RC circuit below. The voltage across the resistor is 2.0V (rms). The voltage across the capacitor is 2.5V (rms). Do now: * Find: 1) The RMS current in the circuit…
Do now: * Fun Clips: Awesome Mini Bike Loop Globe of Death Progress test tomorrow: Everything so far: Centre of mass, momentum Circular motion Homework Today’s Kaupapa:…
Do now: V = BvL Calculate the induced voltage across the roller V = BvL = 0.46 x 0.25 x 0.24 = 0.0276 = 28mV (2 s.f.) b) Calculate the size and direction of the induced current…
A guitar string of length 80cm is tuned to the musical note A which has a (fundamental) frequency of 220Hz. a) Calculate the speed of the wave along the guitar string Do…
A ride at the fair consists of seats hanging on lengths of 5m chains on a rim of radius 3m. The total mass of passenger and chair is 60kg. At its fastest rotation the chains…
Do now: Why does a tight-rope walker use a long pole? Watch video (30s) * Just as force causes linear acceleration, torque causes angular acceleration. I is the ârotational…
TED Ed â 4 min 23892 U â 23490 Th + 42 He Write a nuclear reaction for⦠Uranium-238 decays into Thorium-234: 92 = 90 + 2 (conservation of atomic number) 238 = 234 +…