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Free gk questions Online Test - MeritNotes

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No. of Questions :10

Remaining Time :

1. The unit of potential difference is

(a)
Ampere
(b)
Ohm
(c)
Volt
(d)
Joule

2. 1 H.P. equals

(a)
647 watts
(b)
746 watts
(c)
1000 watts
(d)
500 watts

3. The emf induced in a circuit is

(a)
Inversely proportional to the rate of flux change
(b)
Inversely proportional to the flux change
(c)
Directly proportional to the rate of change of flux
(d)
Directly proportional to the change in magnetic flux

4. Electrolytes are usually in the form of

(a)
Plasma
(b)
Gases
(c)
Solids
(d)
Liquids

5. The primary cell widely used is

(a)
Lechlanche cell
(b)
Lead acid accumulator
(c)
Dry cell
(d)
Daniel cell

6. 1 Watt hour is equal to

(a)
3.6x10³ J
(b)
3.6x10⁴ J
(c)
3.6x10⁸ J
(d)
3.6x10⁵ J

7. Electromagnets are based on the principle of

(a)
Chemical effect of current
(b)
Magnetic effect of current
(c)
Heating effect of current
(d)
Mechanical effect of current

8. Resistance of a conductor depends on

(a)
Both the material and the dimensions of the conductor
(b)
Material of the conductor only
(c)
Thickness of the conductor only
(d)
Length of the conductor only

9. 1 ampere is equal to

(a)
1 Farad
(b)
1 Coulomb sec
(c)
1 Ohm
(d)
1 Coulomb

10. Joules law is

(a)
H = IR²t
(b)
H = I²Rt
(c)
H = IRt
(d)
H = IRt²

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