Electricity — Science STD 10 — Question

Fill in the following blanks with suitable words:
Potential difference is measured in __________ by using a __________ placed in __________ across a component.

Fill in the following blanks with suitable words:
Parallel rays of light are refracted by a convex lens to a point called the _________.

The earth wire should be connected to the _____ of an appliance.

Having two eyes enables us to judge ______ more accurately.

Fill in the following blanks with suitable words:
Splitting of a heavy nucleus into two lighter nuclei is called __________.

Resistivity of ________ increases with drop in temperature.

A long-sighted person cannot se ______ objects clearly. Long-sightedness can be corrected by using ______ lenses.

Fill in the following blank with a suitable word:
Ohm’s law states a relation between potential difference and ________.

Fill in the following blanks with suitable words:
Having two eyes enables us to judge ______ more accurately.

A person is short-sighted if his eyeball is too ____ Spectacles with a _____ lens are needed. A person is long sighted if his eyeball is too _____ Spectacles with a ____ lens are needed. These focus light rays exactly on to the _____.