ML1T2 represents 

(1) Stress

(2) Young's Modulus

(3) Pressure

(4) All the above three quantities

Subtopic:  Dimensions |
 82%
From NCERT
PMT - 2001
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Dimensions of magnetic field intensity is 

(1) [M0L1T0A1]

(2) [MLT1A1]

(3) [ML0T2A1]

(4) [MLT2A]

Subtopic:  Dimensions |
 63%
From NCERT
PMT - 1997
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The force F on a sphere of radius ‘a’ moving in a medium with velocity ‘v’ is given by F=6πηav. The dimensions of η are 

(1) ML1T1

(2) MT1

(3) MLT2

(4) ML3

Subtopic:  Dimensions |
 81%
From NCERT
PMT - 1997
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Which physical quantities have the same dimensions?

(1) Couple of force and work

(2) Force and power

(3) Latent heat and specific heat

(4) Work and power

Subtopic:  Dimensions |
 58%
From NCERT
PMT - 1997
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Two quantities A and B have different dimensions. Which mathematical operation given below is physically meaningful?

(1) A/B

(2) A + B

(3) AB

(4) None

Subtopic:  Dimensions |
 78%
From NCERT
PMT - 1997
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Given that v is speed, r is the radius and g is the acceleration due to gravity. Which of the following is dimensionless?

(1) v2/rg

(2) v2r/g

(3) v2g/r

(4) v2rg

Subtopic:  Dimensions |
 83%
From NCERT
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The physical quantity which has the dimensional formula M1T3 is 

(1) Surface tension

(2) Solar constant

(3) Density

(4) Compressibility

Subtopic:  Dimensions |
 61%
From NCERT
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A force F is given by F = at + bt2, where t is time. What are the dimensions of a and b:

(1) MLT3 and ML2T4

(2) MLT3 and MLT4

(3) MLT1 and MLT0

(4) MLT4 and MLT1

Subtopic:  Dimensions |
 79%
From NCERT
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The dimensions of the interatomic force constant are:

(1) MT2

(2) MLT1

(3) MLT2

(4) ML1T1

Subtopic:  Dimensions |
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If the speed of light (c), acceleration due to gravity (g) and pressure (p) are taken as the fundamental quantities, then the dimension of gravitational constant is 

(1) c2g0p2

(2) c0g2p1

(3) cg3p2

(4) c1g0p1

Subtopic:  Dimensions |
 71%
From NCERT
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