Content protected from screenshots
GKFix.in
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
GKFix.in
Home
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
Start Quiz
GKFix MCQ Question
Test your knowledge and learn something new
Home
ATOMIC STRUCTURE
Question #25477
Back to Home
View All ATOMIC STRUCTURE Questions
11 Views
Question
Calculate the energy of a radiation source if it emits 2.5 × 10^15 photons in a 2 ns pulse.
A. 3.0 × 10^-19 J
B. 4.0 × 10^-19 J
C. 5.0 × 10^-19 J
D. 6.0 × 10^-19 J
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the energy of the electron in the second stationary state (n = 2)?
11
What is the wavenumber of a wave with a wavelength of 300 nm?
12
What is the SI unit of wavelength?
10
What action did the Supreme Court take regarding digital arrest scams?
(Current Affairs)
5
What is the proposed acquisition stake of Mahindra & Mahindra in SML Isuzu?
(Current Affairs)
26