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A force is given by where is time, what are the dimension of and .
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The velocity of surface waves depends upon surface tension, coefficient of viscosity and density. The relation is
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Find the dimensions of
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Which of the following is not a unit of Young's modulus?
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A chocolate cookie is a circular disk of diameter 8.50 ± 0.02 cm and thickness 0.050 ± 0.005 cm. The average volume in cm is
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4
The ratio of the dimension of Planck's constant and
that of moment of inertia is the dimension of
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Two capacitors joined (i)I n series (ii) In paraUel Find the net capacitance in these two cases.
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The fastest commercial airline service is 1450 mi/b. Find the speed in and
B.
C.
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4
While printing a book a printer made certain mistakes in the following relation. Find the correct relation.
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4
Which of the following does not have the same
dimension?
A. Electric flux, electric field, electric dipole moment
B. pressure, stress, Young's modulus
C. Electromotive force, potential difference, electric
voltage
D. Heat, potential energy, work done.
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4
A. Specific gravity of a fluid is a dimensionless quantity
R . It is the ratio of density of fluid to density of water
A. both A and R are correct and R is the correct
explanation of A.
B. both A and R are correct but R is not the correct
explanation of A
C. A is correct but R is false
D. both A and R are false
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4
If M is mass of the earth and R its radius, the ratio of the gravitational acceleration and the gravitational constant is
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4
Out of the following pair, which one does not have the
same dimensions?
A. angular momentum and Planck's constant
C. moment of inertia and moment of force
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4
Parsec is the unit of
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4
Which of the following pair has different dimensions?
A. Electric Pressure, energy density
C. Reynold's number and time constant