Thermal conductors and insulators Quiz 1

Question 1

In a cold environment, rubber shoes will keep the foot warm. The reason behind this is….

Accepted Answer

Rubber is insulator

Answer

Rubber is a good conductor

Answer

Rubber is a semiconductor

Answer

All of the above.

Question 2

There are two objects A and B. In object-A all the particles are very nearer and in object-B the particles are arranged so far. Find the object in which the heat passes very easily?

Accepted Answer

Object A

Answer

Object B

Answer

Both A and B

Answer

None of the above

Question 3

Find the conductors and insulators materials from Metals, Non-metals, Wood, Glass, Water, Gases, Bakelite, Thiokol?

Accepted Answer

Conductors: Water, Metals. Insulators: Glass, Gases, Bakelite, Wood, Non-metals and Thiokol

Answer

Conductor: Glass, wood, Water. Insulators: Metals, Non-metals, Bakelite, Thiokol, Gases

Answer

Conductor: Non-metals, Bakelite, Thiokol. Insulator: Wood, Glass, Metals, Gases, Water

Answer

None of the above

Question 4

There are two objects. First object is covered with a wooden bowl and the other object is covered with wax coated material. Find the object which will get heat when heated by both the objects?

Accepted Answer

Object covered with wax coated material

Answer

Object covered with wood bowl

Answer

Both $$(a)$$ and $$(b)$$

Answer

Neither $$(a)$$ nor $$(b)$$

Question 5

Ravi heated an object at different temperatures by continuous heating and plotted a graph by taking heat absorbed on x-axis and temperature on y-axis.  Observe the below graph and answer the given question. $$ \ $$<img  src="https://cmds-vedantu.s3.ap-southeast-1.amazonaws.com/prod/question-sets/4134f76a-05ed-42d1-987f-ab876e1573e98492574101302549557.png"/> $$ \ $$From the above graph find which material is at high temperature?

Accepted Answer

Gas is at high temperature and contains a lot of heat in it.

Answer

Solid is at high temperature and contains a lot of heat in it.

Answer

Liquid is at high temperature and contains a lot of heat in it.

Answer

Solid is at low temperature and contains a lot of heat