G.K. Practice Test: Question Set - 05
1. 1 Inch = ______ Centimeter
- (A) 3
- (B) 2.54
- (C) 2.7
- (D) 2.67
2. Lux is the SI unit of
- (A) Intensity
of illumination
- (B) Luminous
efficiency
- (C) Luminous
flux
- (D) Luminous
intensity
3. Moment of inertia is
- (A) Vector
- (B) Scalar
- (C) Phasor
- (D) Tensor
4. One thousand microns is equal to
- (A) 10-3 m
- (B) 10-6 m
- (C) 10-9 m
- (D) 10-12 m
5. 1 Kilogram = _____ Pound
- (A) 2
- (B) 2.5
- (C) 2.2
- (D) 3.5
6. Pa (Pascal) is the unit for
- (A) Thrust
- (B) Pressure
- (C) Frequency
- (D) Conductivity
7. One watt-hour is equivalent to
- (A) 6.3 × 103 J
- (B) 6.3 × 10-7 J
- (C) 3.6 × 103 J
- (D) 3.6 × 10-3 J
8. A transformer is used to
- (A) Increase
DC voltage
- (B) Increase
or decrease AC voltage
- (C) Decrease
DC voltage
- (D) Convert
DC into AC
9. Device used to rectify farsightedness is
- (A) Concave lens
- (B) Convex lens
- (C) Spherical
lens
- (D) Plane glass
10. At what temperature do both the Centigrade and the Fahrenheit thermometers show the same reading?
- (A) -20°
- (B) -40°
- (C) 42°
- (D) 0°
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