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To accurate locate a microscopic particle one must use light wave of ………….

Review the verified answer and explanation for this Engineering College Admission Test (ECAT) past-paper question on CampusFin.

To accurate locate a microscopic particle one must use light wave of …………. Answer: Short wavelength

To resolve or locate very tiny microscopic particles, light with a shorter wavelength is needed because it provides higher resolving power. Blue or violet light has shorter wavelengths than red light, making it more suitable for microscopic observation.

Question context

This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the Engineering College Admission Test (ECAT) preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.