(a) A bicycle generator rotates at 1875 rad/s, producing an 18.0 V peak emf. It has a 1.00 by 3.00 cm rectangular coil in a 0.640 T field. How many turns are in the coil? (b) Is this number of turns of wire practical for a 1.00 by 3.00 cm coil?

A bicycle generator rotates at 1,975 rad/s, producing a 17.5 V peak emf. It has a 46-turn, 1.00 by 3.00 cm rectangular coil in a 0.640 T field. It is driven by a 1.76 cm diameter wheel that rolls on the outside rim of the bicycle tire. (a) What is the velocity of the bicycle? (Enter the magnitude in m/s.) m/s (b) What is the maximum emf (in V) of the generator when the bicycle moves at 10.0 m/s, noting that it was 17.5 V under the original conditions? V (c) If the sophisticated geherator can vary its own magnetic field, what field strength (in T) will it need at 5.00 m/s to produce a 9.00 V maximum emf?

Suppose a generator has a peak voltage of 205 V and its 500 turn, 5.5 cm diameter coil rotates in a 0.15 T field.   What frequency in rpm must the generator be operating at?

A coil with 115 loops and area 0.0120 m^2 rotates at 60.0 Hz through a B field of 0.125 T. What is the maximum EMF generated? (Hint: The angular frequency is NOT 60.0 Hz.) (Unit = V) EMF (V)

A 95 turn, 10.0 cm diameter coil rotates at an angular velocity of 8.00 rad/s in a 1.30 T field, starting with the normal of the plane of the coil perpendicular to the field. Assume that the positive max emf is reached first. a) What (in V) is the peak emf? b) At what time (in s) is the peak emf first reached? c) At what time (in s) is the emf first at its most negative? d) What is the period (in s) of the AC voltage output?

A bicycle generator rotates at 1,800 rad/s, producing a 15.5 V peak emf. It has a 45-turn, 1.00 by 3.00 cm rectangular coil in a 0.640 T field. It is driven by a 1.48 cm diameter wheel that rolls on the outside rim of the bicycle tire. (a) What is the velocity of the bicycle? (Enter the magnitude in m/s.) m/s (b) What is the maximum emf (in V) of the generator when the bicycle moves at 10.0 m/s, noting that it was 15.5 V under the original conditions? V (c) If the sophisticated generator can vary its own magnetic field, what field strength (in T) will it need at 5.00 m/s to produce a 9.00 V maximum emf?

A generator produces a maximum ĚMF of 240 V when rotating at 37.7 rad/s in a magnetic field of 0.200 T. If the coil has 822 loops, what is the area of each loop? (Unit = m^2) Area (m^2)