Question
The method of transfer of heat in liquid
isSolution
Heat can be transferred from one place to another by three methods: conduction in solids, convection of fluids (liquids or gases), and radiation through anything that will allow radiation to pass. The method used to transfer heat is usually the one that is the most efficient.
The average of 8 numbers is 21. When a new number is added, the average becomes 23. Find the new number.
The batting average for 40 innings of a cricket player is 50 runs. His highest score exceeds his lowest score by 172 runs, If these two innings are excl...
There are 4 numbers – A, B, C & D. B is 25% more than A and D is equal to average of A & C. Ratio of A to C is 3 : 4 and C is 5 more than B. Find valu...
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Average of four consecutive prime numbers R1, R2, R3, and R4 is (14 + x). If the average of R1 and R2 is (11 + x) and the average of R3 and R4 is (11 + ...
2 years ago, the average age of the family of 3 members is 13 years. A baby is born now; the average age of the family is same as before. Find the age o...
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The average age of X, Y, and Z is 25 years, and the average age of X and Y was 19.5 years at the time of Z's birth. If X is now 30 years old, determine ...
- A class of 20 students has an average age of 19 years. 5 new students join and the average becomes 17.5 years. Find the average age of the new students.
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