Please solve the sums ♥no silly answer ★Ok lovely friends♥no silly answer
Answers
Answer:
4. Solve the following with formula.(FULL EXPLANATION)
a. What must be the temperature so that it will be twice its value in Celsius?
b. A bridge is made from 20 m long iron rods. At temperature 18 °C, the distance between the two rods is 0.4 cm. Up to what temperature will bridge be in good shape?
c. At 15 °C the height of Eiffel Tower is 324 m. If it is made of iron, what will be the increase in length in "cm" , at 30 °C?
d. Two substances A and B have specific heats 'c' and '2 c' respectively. If A and B are given Q and 4Q amounts of heat respectively, the change in their temperature is the same. If the mass of A is 'm' what is mass of B?
e. When a substance having mass of 3kg receives 600cal. of heat, it's temperature increases by 10 °C. What is the specific heat of the substance?
\large\mathsf{ \color{purple}{Answer \: all \: questions}}Answerallquestions
\mathsf \green{ \underline{ \underline{➩ \: Only \: correct \: answers \: ✔}}}
➩Onlycorrectanswers✔
\mathsf \red { \underline{ \underline{✖ \: No \: Spam \: ✖}}}
✖NoSpam✖
!!Only&only Correct ANSWER!!