Units and Measurements Test

Result

Units and Measurements Test - 16

Score
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Rank
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TIME Taken - -

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Weekly Quiz Competition

Question 1
4 / -1

If T denotes the surface tension and R, the radius of a capillary tube, then the dimensions of T/R are the same as that of

A
pressure

B
energy

C
force

D
None of these

Solution
Question 2
4 / -1

If the units of length and force are increased four times each, the unit of energy is increased

A
4 times

B
16 times

C
8 times

D
no increase

Solution
Question 3
4 / -1

The critical velocity Vc of a body depends on the coefficient of viscosity η, the density ρ and radius of drop r. Then the expression for V_c is

A

B

C

D

Solution
Question 4
4 / -1

The dimensional formula for relative refractive index is

A

B

C

D

Solution
Question 5
4 / -1

The dimensions of electrical conductivity are

A

B

C

D

Solution
Question 6
4 / -1

If L and R denote inductance and resistance respectively, then the dimensions of L/R are.

A

B

C

D

Solution
Question 7
4 / -1

A

B

C

D

Solution
Question 8
4 / -1

The intensity of a wave is defined as the energy transmitted per unit area per second. Which of the following represents the dimensional formula for the intensity of the wave?

A

B

C

D

Solution
Question 9
4 / -1

A

B

C

D

Solution
Question 10
4 / -1

‘Physics’ comes from a ............... word meaning nature

A
Hindi

B
German

C
Greek

D
Sanskrit