Engineering

ISBT Engineering for all banking PO,Clerk,IBPS PO,Railway,SSC,IAS,OAS Exams

Q11.	Which one of the following processes is used for removing scratches from the previous operations ?

1)	Enamelling	2)	Painting
3)	Oxidation	4)	Polishing
5)	None of these

Q12.	What is the used of  a feeler gauge to check ----------  ?

1)	Radius	2)	Screw pitch
3)	Surface roughness	4)	Unsymmetrical shape
5)	Thickness of clearance

Q13.	Which of the following is an example of potential energy ?

1)	tea-kettle steam	2)	a moving vehicle
3)	the sun	4)	a battery
5)	None of these e

Q14.	In a uniform circular motion if the radius is doubled the centripetal force now required is -

1)	1- quarter as great as before	2)	half as great as before
3)	twice as great as before	4)	four times as great as before
5)	None of these

Q15.	The pressure energy goes on changing into kinetic energy in case of -

1)	Pelton turbine	2)	Francis turbine
3)	Kaplan turbine	4)	Francis and Kaplan
5)	None of these

Q16.	The pressure energy goes on changing into kinetic energy in case of -

1)	Pelton turbine	2)	Francis turbine
3)	Kaplan turbine	4)	Francis and Kaplan
5)	None of these

Q17.	A turbine is having specific speed of 400. Then the turbine would be

1)	Kaplan turbine	2)	Francis turbine
3)	Pelton turbine	4)	only 2 & 3
5)	None of the above

Q18.	A turbine is having specific speed as 100. Then the turbine would be -

1)	Kaplan turbine	2)	Francis turbine
3)	Pelton turbine	4)	Steam turbine
5)	None of these

Q19.	The axial flow reaction turbine, in which vanes are fixed to the hub and they are not adjustable, is known as -

1)	Kaplan turbine	2)	Francis turbine
3)	propeller turbine	4)	Pelton turbine
5)	None of these

Q20.	In case reaction turbine, the total head at the inlet of a turbine consists of -

1)	pressure energy and kinetic energy	2)	kinetic energy only
3)	pressure energy only	4)	only 1 & 2
5)	None of the above