loganfreeman04
05.07.2021 •
Physics
A television tube can accelerate electrons to 2.00 · 104 ev. Calculate the wavelength of emitted X-rays with the highest energy.
λ = m
9.9 x 10 -30
6.2 x 10 -11
1.6 x 10 10
7.1 x 10 -57
Solved
Show answers
More tips
- C Computers and Internet How to Choose a Monitor?...
- S Style and Beauty How to Get Rid of Peeling Nails: Natural Remedies...
- S Science and Technology Understanding Magnetic Storms: A Guide to This Natural Phenomenon...
- F Family and Home What is Most Important in Men s Lives?...
- G Goods and services Which TV is better - LCD or Plasma?...
- C Computers and Internet Are there special gaming mice?...
- G Goods and services LED-подсветка в LCD-телевизорах: 5 причин, почему она лучше других технологий...
- C Computers and Internet Keep Your Mouse Pad Clean: The Right Way to Clean It?...
- C Computers and Internet 3D Glasses! What is this thing?...
- C Computers and Internet How to Reinstall Windows: A Detailed Guide for Beginners...
Answers on questions: Physics
- P Physics The area of a rectangular park is 4 mi^2. the park has a width that is equal to w , and a length that is 3 mi longer than the width of the park. find the dimensions of the...
- P Physics Abicyclist is finishing his repair of a flat tire when a friend rides by with a constant speed of 3.6 m/s . two seconds later the bicyclist hops on his bike and accelerates...
- P Physics An olympic runner competing in a long-distance event finishes with a time of 2 hours, 45 minutes, and 35 seconds. the event has a distance of 27.3 miles. what is the average...
- P Physics Arocket carrying a satellite is accelerating straight up from the earth s surface. at 1.15 s after liftoff, the rocket clears the top of its launch platform, 70 m above the...
- P Physics An aeroplane flies in a loop (a circular path in a vertical plane) of radius 200 m. the pilot s head always points toward the centre of the loop. the speed of the aeroplane...
- P Physics An antelope moving with constant acceleration covers the distance 70.0 m between two points in time 6.60 s. its speed as it passes the second point is 14.3 m/s. part a what...
- P Physics Meg ran 100 meters in 7.8 seconds. linda ran 100 meters in 14.5 second which statement is correct...
- P Physics G Over a time interval of 2.28 years, the velocity of a planet orbiting a distant star reverses direction, changing from +22.4 km/s to -17.5 km/s. Find (a) the total change...
- A Advanced Placement (AP) A ___ is a person who has one recessive allele for a trait and one dominant allele. A. Gene B. Carrier C. Homozygous D. Protein...
- M Mathematics Whats the inequality in the graph?...
Ответ:
6.2 × 10^-11 m
Explanation:
1 eV = 1.602 × 10-19 joule
2.00 × 104 ev. = 2.00 × 10^4 eV × 1.602 × 10^-19 joule/1eV
= 3.2 × 10^-15 J
From;
E= hc/λ
λ = hc/E
λ = 6.6 × 10^-34 × 3 × 10^8/3.2 × 10^-15
λ = 6.2 × 10^-11 m
Ответ:
uhmmm english?
Explanation: