Physics Quiz 05

The correct unit of power is

Kilowatt

Kilowatt-hour

Dynes

Joule

Correct! Wrong!

One pascal in SI is equal to

One dyne cm^2

One newton metre^-2

One newton metre

One newton/metre

Correct! Wrong!

A pressure of 106 dynes/cm^2 in C.G.S. is equivalent to ... in M.K.S.

10^5 N/m^2

10^4 N/m^2

10^6 N/m^2

10^3 N/m^2

Correct! Wrong!

One Fermi is equal to (in SI)

10^-12 farad

10^-12 metre

10^-6 Henry

10^-12 Angstrom

Correct! Wrong!

One big advantage of the atomic standards of length and time is that

They are natural units

They can be measured with simple equipment

They are of human size

They can be duplicated anywhere

Correct! Wrong!

Given the density of wood is 0.5 gm per c.c. in the C.G.S. system of units. Its value in MKS units is given by

0.5

5,000

50

500

Correct! Wrong!

In S.I System, the correct unit of pressure is

Atmosphere

Dynes per square cm

mm of mercury

Pascal

Correct! Wrong!

choose the physical quantity which is not defined in terms of force per unit area

Stress

Pressure

Strain

Young's modulus

Correct! Wrong!

Out of the followings which is not a characteristic of the fundamental units?

They are easily reproductive

They are not related to each other

They do not change with change of conditions as temperature, state of motion, pressure etc

They are well defined

Correct! Wrong!

The quantity e^2/hc , where 'e' is the electronic charge 'h' is the Planck's constant and 'c' is the velocity of light.

Is dimensionless

Has the dimension of mass

Has the dimension of time

Has the dimension of length

Correct! Wrong!

The correct unit of power is

One pascal in SI is equal to

A pressure of 106 dynes/cm^2 in C.G.S. is equivalent to ... in M.K.S.

One Fermi is equal to (in SI)

One big advantage of the atomic standards of length and time is that

Given the density of wood is 0.5 gm per c.c. in the C.G.S. system of units. Its value in MKS units is given by

In S.I System, the correct unit of pressure is

choose the physical quantity which is not defined in terms of force per unit area

Out of the followings which is not a characteristic of the fundamental units?

The quantity e^2/hc , where 'e' is the electronic charge 'h' is the Planck's constant and 'c' is the velocity of light.

About the author

Muhammad Arslan

The correct unit of power is

One pascal in SI is equal to

A pressure of 106 dynes/cm^2 in C.G.S. is equivalent to ... in M.K.S.

One Fermi is equal to (in SI)

One big advantage of the atomic standards of length and time is that

Given the density of wood is 0.5 gm per c.c. in the C.G.S. system of units. Its value in MKS units is given by

In S.I System, the correct unit of pressure is

choose the physical quantity which is not defined in terms of force per unit area

Out of the followings which is not a characteristic of the fundamental units?

The quantity e^2/hc , where 'e' is the electronic charge 'h' is the Planck's constant and 'c' is the velocity of light.

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About the author

Muhammad Arslan