C The electron is considered to be the particle with least mass of \(10^{-30} \mathrm{~kg}\). The mass of the known universe is considered to have the highest mass of \(10^{55} \mathrm{~kg}\).
COMEDK 2019
Units and Measurements
139417
Which of the following physical quantity unit is not a fundamental unit
1 Length
2 Mass
3 Magnetic field
4 Current
Explanation:
C Magnetic field is not a fundamental unit. Fundamental units are length, mass, time, temperature, amount of substance, current, luminous intensity. These units are used to measure the fundamental quantities.
J and K-CET-2013
Units and Measurements
139421
The value of Planck's constant in SI unit is
D Value of Planck's constant in SI unit is \(6.63 \times 10^{-34} \mathrm{j}\)-s. Planck's constant defines the behaviour of particles and waves on atomic scale. S.I. unit of Planck's constant is Joule-second (J.s.).
AIPMT 2002
Units and Measurements
139424
\(1 \mathrm{~ns}\) is defined as
1 \(10^{-9} \mathrm{~s}\) of \(\mathrm{Kr}\) - clock of 1650763.73 oscillations
2 \(10^{-9} \mathrm{~s}\) of \(\mathrm{Kr}\) - clock of 652189.63 oscillations
3 \(10^{-9} \mathrm{~s}\) of Cs- clock of 1650763.73 oscillations
4 \(10^{-9} \mathrm{~s}\) of Cs- clock of 9192631770 oscillations
Explanation:
D \(1 \mathrm{~ns}=10^{-9} \mathrm{~s}\) of Cs-clock of 9192631770 oscillations.
NEET Test Series from KOTA - 10 Papers In MS WORD
WhatsApp Here
Units and Measurements
139402
The range of masses we study in Physics is
1 \(10^{-27}\) to \(10^{60} \mathrm{~kg}\)
2 \(10^{-27}\) to \(10^{55} \mathrm{~kg}\)
3 \(10^{-30}\) to \(10^{55} \mathrm{~kg}\)
4 \(10^{-30}\) to \(10^{60} \mathrm{~kg}\)
Explanation:
C The electron is considered to be the particle with least mass of \(10^{-30} \mathrm{~kg}\). The mass of the known universe is considered to have the highest mass of \(10^{55} \mathrm{~kg}\).
COMEDK 2019
Units and Measurements
139417
Which of the following physical quantity unit is not a fundamental unit
1 Length
2 Mass
3 Magnetic field
4 Current
Explanation:
C Magnetic field is not a fundamental unit. Fundamental units are length, mass, time, temperature, amount of substance, current, luminous intensity. These units are used to measure the fundamental quantities.
J and K-CET-2013
Units and Measurements
139421
The value of Planck's constant in SI unit is
D Value of Planck's constant in SI unit is \(6.63 \times 10^{-34} \mathrm{j}\)-s. Planck's constant defines the behaviour of particles and waves on atomic scale. S.I. unit of Planck's constant is Joule-second (J.s.).
AIPMT 2002
Units and Measurements
139424
\(1 \mathrm{~ns}\) is defined as
1 \(10^{-9} \mathrm{~s}\) of \(\mathrm{Kr}\) - clock of 1650763.73 oscillations
2 \(10^{-9} \mathrm{~s}\) of \(\mathrm{Kr}\) - clock of 652189.63 oscillations
3 \(10^{-9} \mathrm{~s}\) of Cs- clock of 1650763.73 oscillations
4 \(10^{-9} \mathrm{~s}\) of Cs- clock of 9192631770 oscillations
Explanation:
D \(1 \mathrm{~ns}=10^{-9} \mathrm{~s}\) of Cs-clock of 9192631770 oscillations.
C The electron is considered to be the particle with least mass of \(10^{-30} \mathrm{~kg}\). The mass of the known universe is considered to have the highest mass of \(10^{55} \mathrm{~kg}\).
COMEDK 2019
Units and Measurements
139417
Which of the following physical quantity unit is not a fundamental unit
1 Length
2 Mass
3 Magnetic field
4 Current
Explanation:
C Magnetic field is not a fundamental unit. Fundamental units are length, mass, time, temperature, amount of substance, current, luminous intensity. These units are used to measure the fundamental quantities.
J and K-CET-2013
Units and Measurements
139421
The value of Planck's constant in SI unit is
D Value of Planck's constant in SI unit is \(6.63 \times 10^{-34} \mathrm{j}\)-s. Planck's constant defines the behaviour of particles and waves on atomic scale. S.I. unit of Planck's constant is Joule-second (J.s.).
AIPMT 2002
Units and Measurements
139424
\(1 \mathrm{~ns}\) is defined as
1 \(10^{-9} \mathrm{~s}\) of \(\mathrm{Kr}\) - clock of 1650763.73 oscillations
2 \(10^{-9} \mathrm{~s}\) of \(\mathrm{Kr}\) - clock of 652189.63 oscillations
3 \(10^{-9} \mathrm{~s}\) of Cs- clock of 1650763.73 oscillations
4 \(10^{-9} \mathrm{~s}\) of Cs- clock of 9192631770 oscillations
Explanation:
D \(1 \mathrm{~ns}=10^{-9} \mathrm{~s}\) of Cs-clock of 9192631770 oscillations.
C The electron is considered to be the particle with least mass of \(10^{-30} \mathrm{~kg}\). The mass of the known universe is considered to have the highest mass of \(10^{55} \mathrm{~kg}\).
COMEDK 2019
Units and Measurements
139417
Which of the following physical quantity unit is not a fundamental unit
1 Length
2 Mass
3 Magnetic field
4 Current
Explanation:
C Magnetic field is not a fundamental unit. Fundamental units are length, mass, time, temperature, amount of substance, current, luminous intensity. These units are used to measure the fundamental quantities.
J and K-CET-2013
Units and Measurements
139421
The value of Planck's constant in SI unit is
D Value of Planck's constant in SI unit is \(6.63 \times 10^{-34} \mathrm{j}\)-s. Planck's constant defines the behaviour of particles and waves on atomic scale. S.I. unit of Planck's constant is Joule-second (J.s.).
AIPMT 2002
Units and Measurements
139424
\(1 \mathrm{~ns}\) is defined as
1 \(10^{-9} \mathrm{~s}\) of \(\mathrm{Kr}\) - clock of 1650763.73 oscillations
2 \(10^{-9} \mathrm{~s}\) of \(\mathrm{Kr}\) - clock of 652189.63 oscillations
3 \(10^{-9} \mathrm{~s}\) of Cs- clock of 1650763.73 oscillations
4 \(10^{-9} \mathrm{~s}\) of Cs- clock of 9192631770 oscillations
Explanation:
D \(1 \mathrm{~ns}=10^{-9} \mathrm{~s}\) of Cs-clock of 9192631770 oscillations.
