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 #23787
Back to Home
View All ATOMIC STRUCTURE Questions
29 Views
Question
What is the threshold frequency for potassium metal?
A. 4.3 × 10¹⁴ Hz
B. 4.6 × 10¹⁴ Hz
C. 5.0 × 10¹⁴ Hz
D. 5.2 × 10¹⁴ Hz
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the main reason for the difficulty in creating a real black body?
21
What is the correct notation for n = 1 and l = 1?
19
From which Greek word is the term 'atom' derived?
47
Which country’s President stated that the Philippines would be inevitably drawn into a war over Ta...
(Current Affairs)
28
Which border crossing between Pakistan and Afghanistan partially reopened in October 2025 following ...
(Current Affairs)
30