Question # 1

Gases and liquids are categorized as.

Choose an answer

Liquids

Gases

Fluids

Solids

A thermometer has a narrow capillary tube so that it.

Choose an answer

Gives alarge chagne for a given temperture rise

Quickly responds to temperature changes

Can read the maximum temperature

Can measure a large range of temperature.

Water is not a used as a thermometric liquid mainly due to.

Choose an answer

Non linear expansion

Clourless

Low boiling point (100 oC)

A bad conductor of heat

How many phases of mater are there.

Choose an answer

2

1

3

4

In which of the materials, particles have only vibrational motion.

Choose an answer

Liquids

Solid

Plasma

Gas

How dow the molecules in a solid behave.

Choose an answer

Move randomly

Move in a stragiht line rom hot to cold ends

Vibrate about their mean position

Rotate and vibrae randomly at their own positions

Temperatur eof substance is

Choose an answer

The total amount of heat contained in it

Degree of hotness of coldness

The total nuber of molecules in it

Dependent upon the intermolecular distance

In Kelvin scale, the temperature corresponding to melting point of ice is

Choose an answer

+273

-273

32

Zero

One disadvantage of using alcohol in a liquid in glass therometer.

Choose an answer

It wets the glass tube

It has large expansivity

It has low freezign point (-112 oC)

Its expansion is linear

Which thermometer is most suitable for recording rapidly varying temperture.

Choose an answer

Alcohol in glass thermometer

Thermocouple thermometer

Mercury in glass laboratory thermometer

Mercury in glass clinical thermometer

Which thermometer uses voltage to measrue temperature of a hot body.

Choose an answer

Thermocouple

Resistance thermometer

Liquid in glass thermometer

Gas thermometer

Mercury has unifform linear expansionin liquid in glass thermometers, A liquid in glass thermometer has a mercury level of 2 cm at melting point of ice and a mercury level of 6 cm at boiling point of water. What is the distance between evry 1 oC division on Celsius scale of themrmometer.

Choose an answer

0.08

0.04 cm

0.06 cm

1.00 cm

More Classes

Other Links

Physics 9th Class English Medium Unit 7 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer