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GradeUnits Of Measurement, Units Of Measurement, Units Of Measurement

TopicLatest Questions

$ 1\mu $ is

(A) $ {10^{ - 6}}m $

(B) $ {10^{ - 9}}m $

(C) $ {10^{ - 10}}m $

(D) $ {10^{ - 3}}m $

(A) $ {10^{ - 6}}m $

(B) $ {10^{ - 9}}m $

(C) $ {10^{ - 10}}m $

(D) $ {10^{ - 3}}m $

What is the SI unit of time? Write its name and symbol.

Convert $ 18km{\left( h \right)^{ - 1}} $ to $ m{\left( s \right)^{ - 1}} $ ? Answers with steps.

If an object has a density of \[8.65\dfrac{g}{{c{m^3}}}\] . What is its density in units of \[\dfrac{{kg}}{{{m^3}}}\] ?

Is Litre a SI unit?

Define cubit, hand-span, arm-length, and foot-span.

What is the biggest unit of length?

A. Kilometer

B. Hectometer

C. Decameter

D. Decimeter

A. Kilometer

B. Hectometer

C. Decameter

D. Decimeter

Which of the following is the largest unit of length

(A) millimeter(mm)

(B) centimeter(cm)

(C) meter(m)

(D) kilometer(km)

(A) millimeter(mm)

(B) centimeter(cm)

(C) meter(m)

(D) kilometer(km)

What does T stand for in physics waves?

The given dimensional formula is for: $ M\text{ }{{L}^{2}}\text{ }{{T}^{-2}} $

(A) Moment of inertia

(B) Pressure

(C) Elasticity

(D) Couple acting on a body

(A) Moment of inertia

(B) Pressure

(C) Elasticity

(D) Couple acting on a body

The speed $ \left( v \right) $ of ripples on surface of water depends upon the surface tension $ \left( \sigma \right) $ density $ \left( \rho \right) $ and wavelength $ \left( \lambda \right) $ the speed $ v $ is proportional to

$ \left( A \right){\left( {\dfrac{\sigma }{{\lambda \rho }}} \right)^{\dfrac{1}{2}}} $

$ \left( B \right){\left( {\dfrac{\rho }{{\lambda \sigma }}} \right)^{\dfrac{1}{2}}} $

$ \left( C \right){\left( {\dfrac{\lambda }{{\sigma \rho }}} \right)^{\dfrac{1}{2}}} $

$ \left( D \right){\left( {\rho g\sigma } \right)^{\dfrac{1}{2}}} $

$ \left( A \right){\left( {\dfrac{\sigma }{{\lambda \rho }}} \right)^{\dfrac{1}{2}}} $

$ \left( B \right){\left( {\dfrac{\rho }{{\lambda \sigma }}} \right)^{\dfrac{1}{2}}} $

$ \left( C \right){\left( {\dfrac{\lambda }{{\sigma \rho }}} \right)^{\dfrac{1}{2}}} $

$ \left( D \right){\left( {\rho g\sigma } \right)^{\dfrac{1}{2}}} $

What is a conserved physical quantity?

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