When light passes from one medium to another, this phenomenon of change in its direction is called _____.

In each of the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusion logically follows the given statements.

Statements:
I. Some cups are plates.
II. All spoons are blue.
III. No plates are spoon.

Conclusions:
I. Some cups are not spoon.
II. Some plates are not blue.
III. Some cups are not blue.
IV. Some blue are not plates.

In each of the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusion
logically follows the given statements.

Statements:
I. Some girls are clever.
II. All clever are hardworking.

Conclusions:
I. Some girls are not hardworking.
II. Some girls are hardworking.
III. Some hardworking are not girls.

What is the process of conversion of solid state directly to gaseous state called?

In the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusion logically follows the given statements.

Statements:
I. All LED are bulb.
II. Some bulbs are not tube light.

Conclusions:
I. Some tube lights are LED.
II. All LED are tube lights.

Which of the following is called GDP Deflator?

In the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusion logically follows the given statements.

Statements:
I. Some pens are pencils.
II. Some pens are erasers.

Conclusions:
I. Some pencils are erasers.
II. All erasers are pens.

A person sold his pen for Rs 24 and his profit percentage was numerically equal to the cost price. What was the cost price (in Rs) of the pen?