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A proton has an initial speed of 3.2×105m/s.
What potential difference is required to bring the proton to rest? Express your answer using two significant figures.
What potential difference is required to reduce the initial speed of the proton by a factor of 2? Express your answer using two significant figures.
What potential difference is required to reduce the initial kinetic energy of the proton by a factor of 2?
Express your answer using two significant figures.
The plate separation of a charged capacitor is 0.0690 m. A proton and an electron are releasedfrom rest at the midpoint between the plates. Ignore the attractionbetween the two particles, and determine how far the proton hastraveled by the time the e..
Estimate the % RPM of a high-bypass Turbo Jet engine to maintain level flight if the thrust available is 20,000 lb and the thrust required is 16,000 lb. Assume Full thrust is 100 %. Use the standard high bypass exponent model.
A patient is undergoing open-heart surgery. A sustained current as small as 25μA can be fatal. find the minimum voltage that poses a danger to the patient
A refractive index (n) is 1.5 and the radius of curvature (R) is .6m. What it is the appropriate equation to calculate the focal length (f) of the lens. I wrote f= (n-1)(2/R) which gave me a 1.667 m = 166.7 cm. Is this correct?
Create a 50-word summary, in your own words, that describes which constellations are visible at night and how this changes over the night and over the year. Feel free to create and label sketches to illustrate your response.
A wagon is rolling forward on level ground. Friction is negligible. The person sitting in the wagon is holding a rock. The total mass of the wagon, rider, Find the speed of the wagon
An electric field of 11.0 N/C directed due north is superposed on an existing electric field of 17.7 N/C directed due east. What is the magnitude of the resultant field
A plane is headed due west with an air speed of 224 m/s. The wind blows south at 19.0 m/s. Find the velocity of the plane relative to the earth
A horizontal mass-spring system undergoes simple harmonicoscillation ( no friction). the mass on teh spring is 12 kg and hasmax speed of 2.75m/s. determine the period of the oscillation of the system
A pump of 2 kW output power discharges water from a cellar into astreet that is 6m above. At what rate (in liters per second) is thecellar emptied
two resistors connected in series with each other and a 17 v battery are connected in a loop. the voltage drop across
The illumination lights in an operating room use a concave mirror to focus an image of a bright lamp onto the surgical site. find the position of its lamp when the patient is positioned
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