Virtual Labs

Tools

Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Understanding of microscope and its types using VR

Choose difficulty:

Beginner

Intermediate

Advanced

1. The wavelength of visible light is in the range of:

a: 400 – 700 pm Explanation

Explanation

b: 400 – 700 nm Explanation

Explanation

c: 400 – 700 µm Explanation

Explanation

d: 400 – 700 mm Explanation

Explanation

2. The limit of resolution that human eye can distinguish is approximately:

a: 100 nm Explanation

Explanation

b: 10 µm Explanation

Explanation

c: 100 µm Explanation

Explanation

d: 1 mm Explanation

Explanation

3. The least distance of distinct vision where human eye can clearly observe an object without strain is:

a: 25 µm Explanation

Explanation

b: 250 µm Explanation

Explanation

c: 25 mm Explanation

Explanation

d: 250 mm Explanation

Explanation

4. The following type of microscope uses mirrors as source of light from ambience (select two):

a: Simple microscope Explanation

Explanation

b: Compound microscope Explanation

Explanation

c: Phase Contrast Microscope Explanation

Explanation

d: Fluorescence Microscope Explanation

Explanation

e: Stereo Microscope Explanation

Explanation

5. The formula for the convex lens (with focal length ‘f’) shown with object at a distance ‘u’ and image at distance ‘v’ is:

a: 1/v+1/u=1/f Explanation

Explanation

b: 1/v-1/u=1/f Explanation

Explanation

c: 1/u-1/v=1/f Explanation

Explanation

d: uv/(u+v)=1/f Explanation

Explanation

Community Links Sakshat Portal Outreach Portal FAQ: Virtual Labs

AGPL 3.0 & Creative Commons (CC BY-NC-SA 4.0)