Join Examsbook
799 0

Q:

If the areas of circular ring having inner and outer radius 8 cm and 12 cm respectively is equal to the total surface area of cylinder of radius Rand height h, then h in terms of R1 will be :

  • 1
    $$ {40-R_1\over {R_1}}$$
  • 2
    $$ {40-R_1\over {R_1^{2}}}$$
  • 3
    $$ {40-R_1^{2}}\over R_1$$
  • 4
    None of these
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "$$ {40-R_1^{2}}\over R_1$$"

Are you sure

  Report Error

Please Enter Message
Error Reported Successfully