D:-eamest money
Correct Answer:- Option-D
Question29:-For a comfortable ascent of stairway the number of steps in a flight should be restricted to a maximum of
A:-10
B:-12
C:-16
D:-20
Correct Answer:- Option-B
Question30:-Construction of temporary structure to support an unsafe structure is known as
A:-Shoring
B:-underpinning
C:-scaffolding
D:-Propping
Correct Answer:- Option-A
Question31:-Which of the following is not an excavating equipment
A:-Power shovel
B:-Scrapper
C:-Drag line
D:-Hoe
Correct Answer:- Option-B
Question32:-An Ideal flow of any fluid must fulfil the
A:-Neweton's Law of Viscosity
B:-Neweton's Law of Motion
C:-Boundary layer Theory
D:-Continuity Equation
Correct Answer:- Option-D
Question33:-A cubical tank is filled with water. If side of tank is 1m ,pressure on the base of the tank will be
A:-10 000 kg
B:-5 000 kg
€:-1000 kg
0:-4 000 kg
Correct Answer:- Option-C
Question34:-The buoyancy depends upon the
A:-The pressure with which the liquid is displaced
B:-weight of the liquid displaced
C:-viscosity of the liquid
D:-compressibility of the liquid
Correct Answer:- Option-B
Question35:-block of wood 2m long, 2m wide and 1m deep is floating horizontally in water. If density of wood is 800 kg/m3
(then the volume of water displaced will be
A:-3.2 cum
B:-2.6 cum
C:-2 cum
D:-6 cum
Correct Answer:- Option-A
Question36:-The flow in a pipe or channel is said to be uniform when
A:-Theli particles at all sections have the same velocities
B:-The liquid particles at different sections have different velocities
C:-the quantity of liquid flowing per second is constant
D:-sach liquid particles has a definite path
Correct Answer:- Option-A
Question37:-Flow in a pipe is laminar if the Reynold's number is
A:-equal to 10 000
B:-Between 4000 and 6000
C:-between 2000 and 4000
D:-less than 2000
Correct Answer:- Option-D
Question38:-Two pipe systems in series are said to be equivalent when
A:-the average diameter in both systems is same