A science teacher labelled three glass slides as P, 0 and R. She painted slide Q with light blue colour, slide R with black colour and slide P was left as such. |
Then she asked students to put the slide on a white paper having (X) mark on it. Students will be able to see the mark clearly (or partially) |
A) In slide P as it is translucent
B) In slide Q as it is translucent
C) In slide R as it is opaque
D) In all the slides as paint does not change the nature of glass.
Correct Answer: B
Solution :
Slide P is transparent, Q is translucent and R is opaque.You need to login to perform this action.
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