Answers Oxyacetylene flame is used for iron-welding because it Oxyacetylene flame is used for iron-welding because it A. Makes the iron metals solidify very quickly B. Combines with oxygen to give a pop sound C. Evolves a lot of heat when burnt D. Dissociates to produce carbon (IV) oxide and oxygen Correct Answer: Option C Explanation
Answers Describe briefly the effects of the following farming practices on the soil; (a) bush burning;… Describe briefly the effects of the following farming practices on the soil; (a) bush burning; (b) overgrazing; (c)… Read More
Answers A constitution is federal if A constitution is federal if A. it provides for a presidential system B. it is unwritten C. it… Read More
Answers Simplify 102 + log105 Simplify 102 + log105 A. 500 B. 2 log10 5 C. 10 D. 25 E. log105 x 10100… Read More
Answers In the circuit above, The potential across each capacitor is 100V. The total energy stored… In the circuit above, The potential across each capacitor is 100V. The total energy stored in the two… Read More
Answers Which of the following statement about land is not correct? Which of the following statement about land is not correct? A. it is basic requirement for production B.… Read More