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Test Ch.111 Physics 152b V =6.63 x 10-34 Js T: Choose 2 from 1.) ne =...
Please I need help in physics 1: An electron is held at rest at a distance...
Please I need help in physics
1: An electron is held at rest at a distance 2.0 cm from a negative point charge of 1.5 nC. hat is the kinetic energy of the electron (in Joules) if it has been released from rest and traveled to a point that is 8.0 cm away from the charge? k 8.988 x 10 (N m/c2) ,-8.85 x 10-12 (C2/N m ) e 1.602 x 10-19 C I nC- 109 C 1 cm-0.01 m
Item 4 Take h to have an exact value of 6.63 x 10-34 Js for significant...
Item 4 Take h to have an exact value of 6.63 x 10-34 Js for significant figure purposes, and use hc= 1.24 x 10 eV nm (three significant figures). When light of wavelength of 250 min is incident on a metal surface, the maximum speed of the photoelectrons is 5.0x105 m/s Part A What is the work function of the metal in eV? Express your answer using two significant figures. IVO AED ? eV Submit Request Answer Provide Feedback Item...
021 (part 1 of 3) 10.0 points An electron has an initial velocity of 3.5 x...
021 (part 1 of 3) 10.0 points An electron has an initial velocity of 3.5 x 10 m/s in the r direction. It enters a uniform electric field E = (300 N/C) which is in the y direction. Find the acceleration of the electron. The fundamental charge is 1.602 x 10-19 C and the mass of the electron is 9.109 x 10-31 kg. Answer in units of m/s". 022 (part 2 of 3) 10.0 points How long does it take...
(c19p30) In a high-energy physics experiment, a subnuclear particle moves in a circular arc of 3.05×10-1...
(c19p30) In a high-energy physics experiment, a subnuclear particle moves in a circular arc of 3.05×10-1 m radius perpendicular to a magnetic field of 2.70×10-2 T. The kinetic energy of the particle is determined to be 4.61×10-15 J. Identify the particle from its mass. The masses of the positron, pion, kaon, proton, muon and Dmeson are 9.10×10-31kg, 2.50×10-28 kg, 8.84×10-28 kg, 1.67×10-27 kg, 1.88×10-28 kg and 3.35×10-27 kg, respectively. Assume that the particle is known to have a positive charge...
Find the force on an electron (charge -1.602 x 1019 C) which is 1 nm from a perfectly conducting plane. What is the...
Find the force on an electron (charge -1.602 x 1019 C) which is 1 nm from a perfectly conducting plane. What is the electric field acting on the electron? The surface charge density on a metal electrode is field strength close to the surface is E-1/ Use Gauss theorem to show that the electric An air-spaced transmission line consists of two parallel cylindrical conductors each 2 with their centres 10 mm apart as shown in fig Calculate the maximum potential...
please answer as soon as possible Air N Linseed oil 10. Write down two conditions for...
please answer as
soon as possible
Air N Linseed oil 10. Write down two conditions for total internal reflection. The figure shows a refracted light beam in linseed oil making an angle of $ = 30.6° with the normal line NN'. The index of refraction of linseed oil is 1.48. (Refractive index of water -1.33, Refractive index of air=1). Calculate following. (2+2+2+2). (a) Determine the angle 0. Water - > (b) Determine the angle '. (c) Calculate critical angle o....
A proton of mass m = 1.67 x 10-27 kg and charge q = 1.60 x 10-19 C is accelerated from rest through a potential difference of 4000 V. What final velocity does it achieve? A proton of mass...
A proton of mass m = 1.67 x 10-27 kg and charge q = 1.60 x 10-19 C is accelerated from rest through a potential difference of 4000 V. What final velocity does it achieve?
A proton of mass m = 1.67 x 10-27 kg and charge q = 1.60 x 10-19 C is accelerated from rest through a potential difference of 4000 V. What final velocity does it achieve?
Planck's Constant culeguatione DAX 03.00 x 10 m/s B=hxv h = 6.63 x 10" Im=1 x...
Planck's Constant culeguatione DAX 03.00 x 10 m/s B=hxv h = 6.63 x 10" Im=1 x 10nm 1 = 1000 M Wevelgem C - omet C-> 1. Ultraviolet radiation has a frequency of 6.8 * 108 1/s. Calculate the energy, in joules, of the photon. 2. Find the energy, in joules per photon, of microwave radiation with a frequency of 7.91 x 10101/s. 3. A sodium vapor lamp emits light photons with a wavelength of 5.89 x 10 m. What...
13. A photon has an energy of 5.53 x 10-17 J. What is its frequency in...
13. A photon has an energy of 5.53 x 10-17 J. What is its frequency in s'? [h-6.63 x 10"Js). (4) 14. Infrared radiation from the sun has a wavelength of 6200 nm. Calculate the energy of one photon of that radiation (c = 3.0 x 10 m/s; h = 6.63 x 10-34 J·s). A) B) C) 4.1 x 10-9 J 4.1 x 10-30 J 3.2 x 10-29 D) E) 3.2 x 10-26 J between 10-20 and 10-19 J 15....
v=c/ C = 2,998 x 108 m/s E = hv h = 6.626 2 x 10-34 Js 1. What is the wavelength of a wave having a frequency of 3....
v=c/ C = 2,998 x 108 m/s E = hv h = 6.626 2 x 10-34 Js 1. What is the wavelength of a wave having a frequency of 3.76 x 1014 s-?? 2. What is the frequency of a 6.9 x 10-18 m wave? 3. What is the wavelength of a 2.99 Hz wave? 4. What is the wavelength of a 1.28 x 1017 Hz wave? 5. What is the frequency of a 7.43 x 10 m wave?
Please I need help in physics
1: An electron is held at rest at a distance 2.0 cm from a negative point charge of 1.5 nC. hat is the kinetic energy of the electron (in Joules) if it has been released from rest and traveled to a point that is 8.0 cm away from the charge? k 8.988 x 10 (N m/c2) ,-8.85 x 10-12 (C2/N m ) e 1.602 x 10-19 C I nC- 109 C 1 cm-0.01 m
Item 4 Take h to have an exact value of 6.63 x 10-34 Js for significant figure purposes, and use hc= 1.24 x 10 eV nm (three significant figures). When light of wavelength of 250 min is incident on a metal surface, the maximum speed of the photoelectrons is 5.0x105 m/s Part A What is the work function of the metal in eV? Express your answer using two significant figures. IVO AED ? eV Submit Request Answer Provide Feedback Item...
021 (part 1 of 3) 10.0 points An electron has an initial velocity of 3.5 x 10 m/s in the r direction. It enters a uniform electric field E = (300 N/C) which is in the y direction. Find the acceleration of the electron. The fundamental charge is 1.602 x 10-19 C and the mass of the electron is 9.109 x 10-31 kg. Answer in units of m/s". 022 (part 2 of 3) 10.0 points How long does it take...
Find the force on an electron (charge -1.602 x 1019 C) which is 1 nm from a perfectly conducting plane. What is the electric field acting on the electron? The surface charge density on a metal electrode is field strength close to the surface is E-1/ Use Gauss theorem to show that the electric An air-spaced transmission line consists of two parallel cylindrical conductors each 2 with their centres 10 mm apart as shown in fig Calculate the maximum potential...
please answer as
soon as possible
Air N Linseed oil 10. Write down two conditions for total internal reflection. The figure shows a refracted light beam in linseed oil making an angle of $ = 30.6° with the normal line NN'. The index of refraction of linseed oil is 1.48. (Refractive index of water -1.33, Refractive index of air=1). Calculate following. (2+2+2+2). (a) Determine the angle 0. Water - > (b) Determine the angle '. (c) Calculate critical angle o....
A proton of mass m = 1.67 x 10-27 kg and charge q = 1.60 x 10-19 C is accelerated from rest through a potential difference of 4000 V. What final velocity does it achieve?
A proton of mass m = 1.67 x 10-27 kg and charge q = 1.60 x 10-19 C is accelerated from rest through a potential difference of 4000 V. What final velocity does it achieve?
Planck's Constant culeguatione DAX 03.00 x 10 m/s B=hxv h = 6.63 x 10" Im=1 x 10nm 1 = 1000 M Wevelgem C - omet C-> 1. Ultraviolet radiation has a frequency of 6.8 * 108 1/s. Calculate the energy, in joules, of the photon. 2. Find the energy, in joules per photon, of microwave radiation with a frequency of 7.91 x 10101/s. 3. A sodium vapor lamp emits light photons with a wavelength of 5.89 x 10 m. What...
13. A photon has an energy of 5.53 x 10-17 J. What is its frequency in s'? [h-6.63 x 10"Js). (4) 14. Infrared radiation from the sun has a wavelength of 6200 nm. Calculate the energy of one photon of that radiation (c = 3.0 x 10 m/s; h = 6.63 x 10-34 J·s). A) B) C) 4.1 x 10-9 J 4.1 x 10-30 J 3.2 x 10-29 D) E) 3.2 x 10-26 J between 10-20 and 10-19 J 15....
v=c/ C = 2,998 x 108 m/s E = hv h = 6.626 2 x 10-34 Js 1. What is the wavelength of a wave having a frequency of 3.76 x 1014 s-?? 2. What is the frequency of a 6.9 x 10-18 m wave? 3. What is the wavelength of a 2.99 Hz wave? 4. What is the wavelength of a 1.28 x 1017 Hz wave? 5. What is the frequency of a 7.43 x 10 m wave?
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