phisiks quiz

The working principal of a wasing machine is...

• A reverse osmosis

• Difusion

• Centrifugasion

• Dialysis

Nuclear sizes are expressed in a unit named

• Fermi

• Angstrom

• Newton

• Tesla

The speed of light will be minimum while passing through

• Water

• Vaccum

• Air

• Glass

Which of the following is not a vector quantity

• Speed

• Velocity

• Torque

• Diisplacement

The most suitable unit for expressing nuclear radius is

• Micro

• Nanometre

• Fermi

• Angstorm

An air bubble in water will act like a

• Convex lens

• Convex mirror

• Conclave lens

• Conclave mirror

Temparature can be expressed as derived quantity in terms of any of the following

• Length and mass

• Mass and time

• Length,mass and time

• In terms of none

Rain drops acquire spherical shape due to

• Viscosity

• Surface tension

• Friction

• Elasticity

F sound travels from air to water, the quantity that remain unchaned is

• Velocity

• Freqency

• Wave length

• Amplitude

Sound flowing a flash of lightning is called

• Stoning

• Bolting

• Thunder

• Cloud clash