DD&DNH Recruitment · General Awareness
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Take a full mock →Q1 · General Science · EASY
A convex lens forms a real and inverted image of an object when the object is placed beyond 2F (twice the focal length). If the same object is moved to a position between the optical centre and the focus (F) of the lens, what type of image will be formed?
Q2 · General Science · EASY
A metal spoon left in a hot cup of tea becomes warm quickly, while a wooden spoon under the same conditions remains relatively cool for a longer time. This difference is primarily because metals have higher: