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Free gk questions Online Test - MeritNotes
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Online Exam
No. of Questions :10
Remaining Time :
1. Nichrome is commonly used for
(a)
transformer windings
(b)
lamp filaments
(c)
battery plates
(d)
battery connections
2. Which of the following planet does not have moons?
(a)
jupiter
(b)
uanus
(c)
neptune
(d)
venus
3. Which of the following material is used on magnetic tapes?
(a)
barium chloride
(b)
chromium oxide
(c)
ferric oxide
(d)
none of the above
4. Indian depends almost entirely upon imports for its supply of
(a)
uranium
(b)
nickel
(c)
copper
(d)
zinc
5. The speed of a universal motor is commonly reduced by using
(a)
gearing
(b)
belts
(c)
chains
(d)
brakes
6. The standard deviation is
(a)
a measure of dispersion
(b)
one half of the mode
(c)
similar to the median
(d)
an average variation
7. Henry is the unit of
(a)
capacitance
(b)
magnetic
(c)
resistance
(d)
inductance
8. Which of the following is not a ferromagnetic material?
(a)
cobalt
(b)
copper
(c)
steel
(d)
iron
9. Which of the following is not a primary cell?
(a)
nickel cadmium
(b)
silver zinc
(c)
silver oxide
(d)
carbon zinc
10. A thermocouple instrument would be useful for current measurements at
(a)
very low frequencies
(b)
low frequencies
(c)
dc voltages
(d)
high frequencies
