A proton has an initial speed of 4.5×105 m/s .
1. What potential difference is required to bring the proton to rest?
2. What potential difference is required to reduce the initial speed of the proton by a factor of 2?
3. What potential difference is required to reduce the initial kinetic energy of the proton by a factor of 2?
A proton has an initial speed of 4.5×105 m/s . 1. What potential difference is required...
A proton has an initial speed of 4.5×105 m/s . A) What potential difference is required to bring the proton to rest? Units in V B) What potential difference is required to reduce the initial speed of the proton by a factor of 2? C) What potential difference is required to reduce the initial kinetic energy of the proton by a factor of 2?
A proton has an initial speed of 3.8×105 m/s . A. What potential difference is required to bring the proton to rest? B. What potential difference is required to reduce the initial speed of the proton by a factor of 2? C. What potential difference is required to reduce the initial kinetic energy of the proton by a factor of 2?
1. A proton has an initial speed of 5.0×105 m/s . a.) What potential difference is required to bring the proton to rest? (in V) b.)What potential difference is required to reduce the initial speed of the proton by a factor of 2? c.)What potential difference is required to reduce the initial kinetic energy of the proton by a factor of 2?
A proton has an initial speed of 3.80E+5 m/s. What potential difference is required to bring the proton to rest? What potential difference is required to reduce the initial speed of the proton by a factor of 4? What potential difference is required to reduce the initial kinetic energy of the proton by a factor of 4? Please show work
Item 3 3 of 12 A proton has an initial speed of 4.7x10 m/s. Part A What potential difference is required to bring the proton to rest? Express your answer using two significant figures. Y AEO O ? AV - Submit Request Answer Part B 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. EVO AED RO? Pearson Part C What potential difference is...
A proton is moving at 105 m/s at a point where the potential is 10 V. Later, it is at a place where the potential is 5 V. What is its speed there, assuming energy is conserved? 105 m/s Its speed will depend on how it got to the new place. Less than 105 m/s More than 105 m/s
A)A proton is accelerated from rest through a potential difference of 25707 V. What is the kinetic energy of this proton after this acceleration? The mass of a proton is 1.673 × 10−27 kg and the elemental charge is 1.602 × 10−19 C. Answer in units of J. B) What is the speed of the proton after this acceleration? Answer in units of m/s.
A) What potential difference is needed to stop an electron that has an initial velocity v=6.4×105 m/s?
An electron with an initial speed of 660,000 m/s is brought to rest by an electric field. What was the potential difference that stopped the electron? What was the initial kinetic energy of the electron, in electron volts?
PROBLEM (a) Find the speed of the proton at x 0.0500 m if s released from rest at x -2.00 cm in a constant electric field with magnitude 1.50 x 103 N/C, pointing in the positive direction. (b) Find the initial speed of an electron fired from x 2.00 cm given that its speed has fallen by half when it reaches x 0.120 m STRATEGY Apply conservation of energy, solving for the unknown speeds. Part (b) involves two equations: the...