Units and Measurements Test

Result

Units and Measurements Test - 58

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Weekly Quiz Competition

Question 1
4 / -1

A

B

C

D

Solution
Question 2
4 / -1

Equation of physical quantity v = at + bt² where v = velocity t = time so write the dimensional formula of a in this equation

A

B

C

D
Question 3
4 / -1

Density of substance in CGS system is 3.125 gm/cm³ what is its magnitude is SI system ?

A
0.3125

B
3.125

C
31.25

D
3125

Solution
Question 4
4 / -1

A cube has numerically equal volume and surface area calculate the volume of such a cube.

A
2000 Unit

B
216 Unit

C
2160 Unit

D
1000 Unit

Solution
Question 5
4 / -1

If energy E = G^ph^qc^r where G is the universal gravitational constant. h is the plank’s constant and c is the velocity of light, then the values of p, q and r are respectively

A

B

C

D

Solution
Question 6
4 / -1

If the centripetel force is of the form m^av^br^c find the values of a, b and c

A
1, 2, 1

B
1, 2, –1

C
1, 3, –2

D
–1, 3, –1

Solution
Question 7
4 / -1

A

B

C

D

Solution
Question 8
4 / -1

Which of the following is not equal to watt?

A
joule/second

B
ampere × volt

C
(ampere)² × ohm

D
ampere/volt

Solution
Question 9
4 / -1

Newton–second is the unit of

A
Velocity

B
Angular momentum

C
Momentum

D
Energy

Solution
Question 10
4 / -1

Which of the following is not represented in correct unit?

A

B

C

D

Solution