An electric bell operated within an evacuated bell jar enables us to infer correctly that
A
light waves require a medium for transmission
B
sound waves do not require a medium for transmission
C
light waves do not require a medium for transmission but sound waves do
D
light waves travel much faster than sound waves
E
light waves and sound waves travel at the same speed
Verified Correct Answer: C.
Physical Principles & Numerical Solution
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #42809)