GENERAL SCIENCE QUIZ

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GENERAL SCIENCE QUIZ_04

PHYSICS

Q.46 Among the following is fundamental physical quantity?

1 point

Potential

Density

Time

Force

Clear selection

Q. 47 Which of the following is practical unit of heat?

1 point

joule

calorie

Watt

All of above

Clear selection

Q.48 Among the following is derived physical quantity?

1 point

Temperature

Power

Electric current

Mass

Clear selection

Q.49 One neon meter is equal to ___

1 point

10^-9 m

10^9 m

10^10 m

none of the above

Clear selection

Q.50 The plane angle between two radii of a circle that cut off on the circumference of an arc equal in length of the radius is known as___

1 point

plane angle

radian

Steradian

radius

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Q.51 Which of the following is derived unit?

1 point

m^3

kg m^2 /s^3

joule

all of the above

Clear selection

Q.52 Among the following is a fundamental unit?

1 point

second

candela

Kelvin

all of the above

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Q.53 Force is equal to=

1 point

mass x acceleration

mass x velocity/ time

mass x length/time^-2

all of the above

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Q.54 Significant digits or figures___

1 point

gives information about accuracy of a measurement

gives information about sensitivity of measuring instrument

gives errorless reading

all of the above

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Q.55 Which of the following pairs does not have the same dimension?

1 point

density and specific gravity

potential energy and kinetic energy

gravitational force and frictional force

force length and height

Clear selection

Q.56 S.I unit of surface tension is ___

1 point

N m

N/m

mass/mm

N/m^3

Clear selection

Q.57 Arrange the following in increasing order:

1 point

nanometer, micro meter, millimeter, centimeter, meter, kilometer

centimeter, meter, kilometer, nanometer, micro meter, millimeter

kilometer, meter, centimeter, millimeter, micrometer, nanometer

nanometer, micro meter, millimeter, kilometer, meter, centimeter

Clear selection

Q.58 What is the unit of density?

1 point

kg/m

kg / m^3

kg / m^2

m/ kg

Clear selection

Q.59 The unit of volume is

1 point

m^2

m^-3

m^3

m^-2

Clear selection

Q.60 What it the unit of Area?

1 point

m^2

m^-3

m^3

m^-2

Clear selection

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