A blue object on a white background when seen through a blue filter will appear
A blue object on a white background when seen through a blue filter will appear

Q. A blue object on a white background when seen through a blue filter will appear :

A.            Black on a blue background

B.            Blue on a white background

C.            Blue on a red background

D.            Invisible

Answer: Invisible
Gkseries: Gkseries.com is a premier website to provide complete solution for online preparation of different competitive exams like UPSC, SBI PO, SBI clerical, PCS, IPS, IAS, IBPS PO, IBPS Clerical exam etc. & other graduate and post-graduate exams. Learn more on about us page