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(a) Find the electric potential 3.00 cm from a proton.
(b) What is the electric potential difference between two points that are 3.00 cm and 5.00 cm from a proton?
A person with perfect pitch sits on the bus bench listening to the 442 Hz horn of an approaching car. If the person detects a frequency of 479 Hz, how fast is the car moving.
A rocket of total mass M and with burnout mass 0.20 M attains a speed of 3 200 m/s after starting from rest in deep space. Evaluate the exhaust velocity of the rocket?
A computer is reading data from a rotating CD-ROM. At a point that is 0.037 m from the center of the disc, the centripetal acceleration is 120 m/s2. What is the centripetal acceleration at a point that is 0.054 m from the center of the disc
A meter long 1.0 cm diameter nichrome heater wire is associated to a 12V battery. What is the magnetic field strength 1.0 cm away from the wire.
The car collides and becomes stuck to a 5000kg truck travelling west at along South Street at the intersection of South Street and Murdoch Drive. Illustrate what is the final velocity of the vehicles after the collision if the truck was travelling..
determine the value of IG. The support at B does not move while the measurement is taken. For the calculation, the horizontal location of G should be determined.
The intersection is 15 m wide. Her car's maximum deceleration is -5.20 m/s2, whereas it can accelerate from 44km/h to 70km/h in 7.8 s. overlook lengths of her car and her reaction time.
The equation of a transverse wave traveling along a very long string is y = 5.0 sin (0.055 ?x + 6.0 ?t), where x and y are expressed in centimeters and t is in seconds. Determine the amplitude of propagation of the wave.
A source emits sound uniformly in all directions. A radial line is drawn from this source. On this line, determine the radial positions of two points, 0.786m apart, such that intensity level at one point is 1.72 dB greater than that at the other.
A 50 kg projectile is fired over level land at an angle of 30 degrees above the horizontal with a muzzle velocity of 210 m/s. At the highest point in its trajectory it explodes into two fragments, one of twice as much mass as the other. The less m..
Determine the resolution limit set by diffraction . what average force do you need to apply to stop the sled? Utilize the concepts of impulse and momentum.
A 501g mass oscillates with an amplitude of 11.0cm on a spring whose spring constant is 23.0N/m, determine the period and max speed
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