Q)
(chatquestion)...aL
(A)
gL
(B)
76
(C)
2g
2a
(D)
meter long narrow tube held horizontally (and closed at one end) contains a 76 cm long mercury thread which traps a 15 cm
column of air. When the tube is held verticallly with the open end at the bottom, the length of mercury that flows out is
(A) 20.2 cm
(B) 23.8 cm
(C) 25. 6 cm
(D) 32.1 cm
Two capillaries of radii
combination under a pressure difference P. What is the rate of volume flow of liquid ?
and
and length 1 and 2 respectively are in series. A liquid of viscosity 7 is flowing through the
12
тР
(A)
8n
-1
l2
8тР
(B)
l2
-1
TP
JeS
87 4
8пР
(D)
l2
Ow or blood in a large artery of a dog is diverted through a venturimeter. The wider part of the meter has a cross-sectional
equar to that of the artery, i.e.g mm?. The narrower part has area 4 mm2. The pressure drop between these two partsS IS 24 1a
...
