Final image produced by a compound microscope is_____________?

Related Mcqs:

1. The minimum distance between an object and its real image in a convex lens is_____________?

   A. 2 f B. 2.5 f C. 3f D. 4f...

2. Image of an object 5 mm high is only 1 cm high. Magnification produced by lens is__________________?

   A. 0.5 B. 0.2 C. 1 D. 2...

3. In an electron microscope, we use energetic particles because of______________?

   A. Penetrating power is high B. Kinetic energy is large C. Wavelength is very short D. All the above reasons...

4. In the electron microscope, electric & magnetic fields are used as_______________?

   A. Electromagnetic gun B. Source of electromagnetic waves C. Deflecting charged particle D. Converging source of electrons...

5. Radiation produced from TV picture tube is_____________?

   A. B-rays B. X-rays C. Far infrared D. Infrared...

6. If an object is placed away from 2f of a converging lens then the image will be_______________?

   A. real and erect B. virtual and erect C. real and inverted D. virtual...

7. A convex lens gives a virtual image only when the objects lies_________________?

   A. between principal focus and center of curvature B. beyond 2 f C. at the principal focus D. between principal focus and optical center...

8. A three-dimensional image is obtained by________________?

   A. Electron microscope B. Scanning electron microscope C. Magnetic imaging D. None of the above...

9. A person wears spectates with concave lenses. It means that normally (when not using glasses), the image of distant objects is focused in his eyes:

   A. behind the retina B. in front of the retina C. on the retina D. on the blind spot Submitted by: Abid Hussain...

10. Magnification of the astronomical telescope is_____________?

    A. fo+fe B. fo/fe C. fe/fo D. (1+fo/fe)L/fo...