The Mirror used in the Automobiles are___________?
The Mirror used in the Automobiles are___________?
A. Concave
B. Convex
C. Plains
D. Reflective
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Diamond is harder than Graphite because of___________?
Diamond is harder than Graphite because of___________?A. Difference in crystalline Structure
B. Tetrahedral structure of diamond
C. Difference in layer of atoms
D. None of these
Submitted by: Malik Asghar HussainDuring which process of energy exchange does cold air displace warmer air?
During which process of energy exchange does cold air displace warmer air?A. Convection
B. Radiation
C. Conduction
D. None of theseIn the Composition of the earth, Aluminum is _______________?
In the Composition of the earth, Aluminum is _______________?
A. 27.5%
B. 20.3%
C. 14.5%
D. 8.23%Which element is called earth maker?
Which element is called earth maker?A. Oxygen
B. Silicon
C. Carbon
D. HydrogenThe common refrigerant used in domestic Refrigerator is_____________?
The common refrigerant used in domestic Refrigerator is_____________?
A. Neon
B. Spirit
C. Freon/Ammonia
D. MethaneEquator passes through one of these countries___________?
Equator passes through one of these countries___________?
A. Saudi Arabia
B. Italy
C. Japan
D. NoneThe equator passes through 13 countries: Ecuador, Colombia, Brazil, Sao Tome & Principe, Gabon, Republic of the Congo, Democratic Republic of the Congo, Uganda, Kenya, Somalia, Maldives, Indonesia and Kiribati.