A slide projector gives a magnification 10. If a slide of dimensions 3 cm × 2 cm is projected on the screen the area of image screen is
A slide projector gives a magnification of 10. If a slide of dimensions 3 cm x 2 cm is projected on the screen, the area of the image on the screen is:
A photograph of a house occupies an area of 1.75cm2 on a 35mm slide. The slide is projected onto a screen, the area of the house on the screen is 1.55m2. Find the linear magnification of the projector screen arrangement
The photograph of a house occupies an area of 1.75 cm2on a 35 mm slide. The slide is projected on to a screen, and the area of the house on the screen is 1.55 m2. What is the linear magnification of the projector-screen arrangement?