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When its coil rotates at a frequency of 302 Hz, a certain generator has a peak emf of67 V.
1. Decide the frequency of the coil's rotation when the peak emf of the generator is 170 V.
2. What is the peak emf of the generator when its coil rotates at a frequency of 46Hz?
A spring with a constant of 32 N/m is placed on a horizontal smooth surface and a mass of 2.3 kg is pushed against it. What is the velocity of the mass as it leaves contact with the spring
A ball of mass 6.2 kg and radius 8 cm rolls without slipping horizontally at 4.8 m/s and hits a spring attached to a wall. What is the maximum change in length of the spring
When light of wavelength 380 nm falls on a cesium surface,electrons are emitted that have a maximum kinetic energy of 1.13eV. Find the work function of cesium.
make use of the force equation of equilibrium with torques to compute around the second pivot pt, fine the women's position when the beam is about to tip.
what slit separation required to desired interference patten.
Light passes through a 230 lines/mm grating and is observed on a 1.0m wide screen located 1.3m behind the grating. Three bright fringes are seen on both sides of central maximum.
A car drives straight off the edge of a cliff that is 58 m high. The police at scene of the accident observed that the point of impact is 121m from the base of cliff. How fast was the car traveling when it went over the cliff.
The two capacitors are then connected in parallel, with the positive plate of C1 connected to the negative plate of C2 and vice versa. Afterward, what are the charge on and the potential difference across each capacitor
Please solve this problem for me: A large cruise ship of mass 7.00 107 kg has a speed of 10.0 m/s at some instant. How much work is required to stop it
q1. a cannonball shot with the initial velocity of 133 ms at an angle of 59deg follows a parabolic path and hits a
A 295 Kg piano slides 4.1 m down a 30 degree incline and is kept from accelerating by a man who is pushing back on it parallel to the incline. The effective coefficient of kinetic friction is .40.
A mass-on-a-spring system has a spring constant k =372 N/m and a mass m =0.46 kg. If it is given an initial displacement of0.27 m and then released, what is theinitial potential energy of the oscillator?
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