Sources of Energy — Science STD 10 — Question

Name the part of the eye:

On which the image is formed.

What is the scientific name of:

1. Short-sightedness, and?
2. Long-sightedness?

Name the phenomenon due to which a swimming pool appears less deep than it really is.

Name the phenomenon which is made use of in an electric generator.

For which positions of the object does a concave mirror produce an inverted, magnified and real image?

In domestic electric circuit, with which wire we connect a fuse?

The image seen in a plane mirror cannot be formed on a screen. What name is given to this type of image?

Which phenomenon makes us see the sun:

1. A few minutes before actual sunrise?
2. A few minutes after actual sunset?

An electric lamp is labelled 12V, 36W. This indicates that it should be used with a 12V supply. What other information does the label provide?

A motor converts one form of energy into another. Name the two forms.