Discussion Forum
Que. | Cathode rays can produce shadow when object placed in their path is |
a. | transparent |
b. | translucent |
c. | solid |
d. | opaque |
Correct Answer:opaque
|
Que. | Cathode rays can produce shadow when object placed in their path is |
a. | transparent |
b. | translucent |
c. | solid |
d. | opaque |
Correct Answer:opaque
|