An electron strikes the screen of the cathode ray tube with a velocity of 10 to the 9th power cm/s. Compute its kinetic energy in erg. The mass of an electron is 9 x 10^-31 kg? (A) 4.5 x 10^-10 erg B) 3.0 x 10^-10 erg C) 1.5 x 10^-10 erg (D) 2.5 x 10^-10 erg
An electron strikes the screen of the cathode ray tube with a velocity of 10 to the 9th power cm/s. Compute its kinetic energy in erg. The mass of an electron is 9 x 10^-31 kg? (A) 4.5 x 10^-10 erg B) 3.0 x 10^-10 erg C) 1.5 x 10^-10 erg (D) 2.5 x 10^-10 erg
Classical Dynamics of Particles and Systems
5th Edition
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Stephen T. Thornton, Jerry B. Marion
Chapter9: Dynamics Of A System Of Particles
Section: Chapter Questions
Problem 9.60P
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![An electron strikes the screen of the cathode ray tube with a velocity of 10 to the 9th power cm/s. Compute its kinetic energy in erg.
The mass of an electron is 9 x 10^-31 kg?
(A) 4.5 x 10^-10 erg
B
3.0 x 10^-10 erg
с
1.5 x 10^-10 erg
D) 2.5 x 10^-10 erg](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe097718e-ef69-46b0-ae8f-173511f12ba2%2F7dad5e7b-9c64-493b-9106-6ddf541efac2%2F3tfzlxu3_processed.png&w=3840&q=75)
Transcribed Image Text:An electron strikes the screen of the cathode ray tube with a velocity of 10 to the 9th power cm/s. Compute its kinetic energy in erg.
The mass of an electron is 9 x 10^-31 kg?
(A) 4.5 x 10^-10 erg
B
3.0 x 10^-10 erg
с
1.5 x 10^-10 erg
D) 2.5 x 10^-10 erg
![A 2.00-kg projectile is fired at an angle of 20.0°. What is the magnitude of the force exerted on the projectile when it is at the highest
position in its trajectory? Neglect any effects of air resistance.
(A 4.90 N
B
19.6 N
с
9.80 N
D
ΟΝ
E 14.7 N](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe097718e-ef69-46b0-ae8f-173511f12ba2%2F7dad5e7b-9c64-493b-9106-6ddf541efac2%2Fkkie9w_processed.png&w=3840&q=75)
Transcribed Image Text:A 2.00-kg projectile is fired at an angle of 20.0°. What is the magnitude of the force exerted on the projectile when it is at the highest
position in its trajectory? Neglect any effects of air resistance.
(A 4.90 N
B
19.6 N
с
9.80 N
D
ΟΝ
E 14.7 N
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