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KURINJI COLLEGE OF ENGINEERING AND TECHNOLOGY DEPARTMENT DEPARTMENT OF MECHANICAL ENGINEERING CE6451- FLUID MECHANICS AND MACHINERY UNIT TEST-1
1. (a) One litter of crude oil weighs 9.6 N. Calculate its Specific weight, density and specific weight. (b) The Velocity istri!ution for flow o"er a flat plate is gi"en !y u# ($%&)y 'y $ here u is the point "elocity in eter per second at a distance y eter a!o"e the plate. eterine the shear stress at y#* and y#+ c. -ssue dynaic "iscosity as .6& poises 2. - pipe of &** diaeter inclined at &*/ to the hori0ontal is carrying gasoline (specific gra"ity #*.$). - Venturieter is fitted in the pipe to find out the flow rate whose throat diaeter is +* . The throat is +.$ fro the entrance along its length. The pressure gauges fitted to the Venturieter read +1* 2N%$ and * 2N%$ respecti"ely. 3ind out the coefficient of discharge of Venturieter if the flow is *.$* &%s. . eri"e continuity e4uation fro !asic principles. 4. - &*c diaet diaeter er pipe, pipe, con"eyi con"eying ng water water,, !ranch !ranches es into into two pipes of diaet diaeter er $*c and +c respecti"ely. 5f the a"erage "elocity in the &*cdiaeter of pipe is$.%s, find the discharge of the pipe. -lso deterine deterine the "elocity in +c pipe if the a"erage "elocity in $*c diaeter pipe is $%s 5. - pipe of diaeter 1** carries water at a "elocity "e locity of $%s. The pressures at the points - and are $ $ gi"en as $9.1&N%c $9.1&N%c and $$.6& N%c respecti"ely while the datu head at - and are $ and &*. 3ind the loss of head !etween - and
KURINJI COLLEGE OF ENGINEERING AND TECHNOLOGY DEPARTMENT DEPARTMENT OF MECHANICAL ENGINEERING CE6451- FLUID MECHANICS AND MACHINERY UNIT TEST-1
1. (a) One litter of crude oil weighs 9.6 N. Calculate its Specific weight, density and specific weight. (b) The Velocity istri!ution for flow o"er a flat plate is gi"en !y u# ($%&)y'y $ here u is the point "elocity in eter per second at a distance y eter a!o"e the plate. eterine the shear stress at y#* and y#+ c. -ssue dynaic "iscosity as .6& poises 2. - pipe of &** diaeter inclined at &*/ to the hori0ontal is carrying gasoline (specific gra"ity #*.$). - Venturieter is fitted in the pipe to find out the flow rate whose throat diaeter is +* . The throat is +.$ fro the entrance along its length. The pressure gauges fitted to the Venturieter read +1* 2N%$ and * 2N%$ respecti"ely. 3ind out the coefficient of discharge of Venturieter if the flow is *.$* &%s. . eri"e continuity e4uation fro !asic principles. 4. - &*c diaet diaeter er pipe, pipe, con"eyi con"eying ng water water,, !ranch !ranches es into into two pipes of diaet diaeter er $*c and +c respecti"ely. 5f the a"erage "elocity in the &*cdiaeter of pipe is$.%s, find the discharge of the pipe. -lso deterine deterine the "elocity in +c pipe if the a"erage "elocity in $*c diaeter pipe is $%s 5. - pipe of diaeter 1** carries water at a "elocity "e locity of $%s. The pressures at the points - and are $ $ gi"en as $9.1&N%c and $$.6& N%c respecti"ely while the datu head at - and are $ and &*. 3ind the loss of head !etween - and