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A spherical capacitor contains a charge of 3.50nC when connected to a potential difference of 220V . If its plates are separated by vacuum and the inner radius of the outer shell is 5.00cm. Calculate the radius of the inner sphere. Please show steps.
A student is reading a lecture written on a blackboard. The lenses in her eyes have a refractive power of 58.05 diopters, How far is the blackboard from her eyes
A 0.75 kg cart has been attached to a spring. The cart is moved to the right by 2.0 cm. What is the elastic potential energy stored in the spring
Compute approximately the time the ball is in contact with the floor to be 0.04 seconds. Compute the average force the floor exerts on the ball.
The index of refraction of silicate flint glass for red light is 1.620 and for violet light is 1.660. What is the angular separation between the red and violet components of the spectrum that emerges from the glass
A 15 g rifle bullet traveling 190 m/s buries itself in a 3.8 kg pendulum hanging on a 3 m long string, that makes the pendulum swing upward in an arc. Determine the horizontal component of the pendulum's maximum displacement.
The "size" of the nucleus in Rutherford's model of the atom is about 1.00 fm = 1.00E-15 m. Determine (in MeV) the electrostatic potential energy of the pair of protons
For a standard production car, the highest road-tested acceleration ever reported occurred in 1993, Calculate the magnitude of the car's acceleration
A point source emits 26.0 W of sound isotropically. A small microphone of effective cross-sectional area 0.350 cm2 is located 175 m from the source. estimate the power intercepted by the microphone
Three solid spheres of lead, each of mass 9.8 kg, are located at three corners of a square with side lengths of 50 cm. determine the magnitude and direction of the acceleration of the smaller object when it is released
In a large centrifuge used for training pilots and astronauts, a small chamber is fixed at the end of a rigid arm that rotates in a horizontal circle. What is the angular acceleration in the second training exercise
The position of a particle in cm is given by x = (7) cos 10?t, where t is in seconds. What is the amplitude of the particle's motion
A particle is moving with a certain speed. Its speed and energy are being measured with respect to Earth. determine the original speed of the particle
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