Soalan11-20 merupakan soalan isikan tempat kosong, isikar
diberikan dengan jawapan sesuai, tepat dan betul.
11. angkup vernier boleh juga digunakan bagi mengukur
serta
_sesuatu lubang buntu atau poket.
-2. tolok_
_digunakan untuk menguji benang skru
adalah tempat untuk memegang micrometer.

Explain the difference laminar and turbulent flow. explain it with the shear stress and the velocity profiles.

What precautions should you take to prevent injuries when dealing with heavy loads?

Apipe with an outside diameter of 15 cm is exposed to an ambient air and surrounding temperature of -20°c. the pipe has an outer surface temperature of 65°c and an emissivity of 0.85. if the rate of heat loss from the pipe surface is 0.95 kw per meter of length, the external convective heat transfer coefficient (h) is: (a) 12.5 w/m"k (b) 18.6 w/mk (c) 23.7 w/mk (d) 27.9 w/mk (e) 33.5 w/mk