@⇒ Hydraulic Machines, Hydraulics and Fluid Mechanics ⇒ Mechanical Engineering Multiple Choice Questions / Objective type questions, MCQ's, with question and answers, download free PDF, short cut notes, rapid fire notes, best theory

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Q1.	1. Which of the following is demensionless
A.	specific weight [Wrong Answer]
B.	specific volume [Wrong Answer]
C.	specific speed [Wrong Answer]
D.	specific gravity [Correct Answer]
E.	specific viscosity. [Wrong Answer]
View Answer 18 -8 Explanation:- Answer : D Discuss it below : Click here for more comments


Q2.	2. The normal stress in a fluid will be constant in all directions at a point only if
A.	it is incompressible [Wrong Answer]
B.	it has uniform viscosity [Wrong Answer]
C.	it has zero viscosity [Wrong Answer]
D.	it is frictionless [Wrong Answer]
E.	it is at rest. [Correct Answer]
View Answer 7 -11 Explanation:- Answer : E Discuss it below : Click here for more comments


Q3.	3. The pressure at a point in a fluid will not be same in all the directions when the fluid is
A.	moving [Wrong Answer]
B.	viscous [Wrong Answer]
C.	viscous and static [Wrong Answer]
D.	inviscous and moving [Wrong Answer]
E.	viscous and moving. [Correct Answer]
View Answer 8 -5 Explanation:- Answer : E Discuss it below : Click here for more comments


Q4.	4. An object having 10 kg mass weighs 9.81kg on a spring balance. The value of 'g' at this place is
A.	10m/sec2 [Correct Answer]
B.	9.81 m/sec2 [Wrong Answer]
C.	10.2/m sec [Wrong Answer]
D.	9.75 m/sec2 [Wrong Answer]
E.	9 m/sec . [Wrong Answer]
View Answer 30 -52 Explanation:- Answer : A Discuss it below : Telugu mechanical, Becoming engineers Said on 2021-03-29 04:49:58 @shiva thankyou Siva Subramanian Said on 2018-02-21 00:27:26 standard weight = mass * acceleration = 10 * 9.81 = 98.1 N Actual weight = 9.81 * g = 98.1 N g = 98.1/9.81 = 10 m/s2 Geeta Vandana S Said on 2017-11-20 06:27:58 i need the explanation Click here for more comments


Q5.	5. The tendency of a liquid surface to contract is due to the following property
A.	cohesion [Wrong Answer]
B.	adhesion [Wrong Answer]
C.	viscosity [Wrong Answer]
D.	surface tension [Correct Answer]
E.	elasticity. [Wrong Answer]
View Answer 13 -12 Explanation:- Answer : D Discuss it below : Click here for more comments

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