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An image formed on a screen is always?

Physics
WAEC 2020

An image formed on a screen is always?

  • A. inverted
  • B. magnified
  • C. upright
  • D. virtual
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Correct Answer: Option A
Explanation
  • A real image is defined as An image that is formed when the light rays from an object converge and meet each other and can be projected onto a screen. Real images are always inverted, Real images can be projected onto pieces of paper or screens. An example of a real image is the image formed on a cinema screen.
  • A virtual image is defined as An image that is formed when the light rays from an object do not meet but appear to meet behind the lens and cannot be projected onto a screen. Virtual images are always upright, Virtual images cannot be projected onto a piece of paper or a screen. An example of a virtual image is a person's reflection in a mirror.

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NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Join your school's WhatsApp group
NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Join your school's WhatsApp group
NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789