1. Two free parallel wires carrying current in the opposite directions
(a) Attract each other
(b) Repel each other
(c) Do not effect each other
(d) Get rotated to be perpendicular to each other
Ans.(b)
2. All the magnetic materials looses their magnetic property when
(a) Dipped in water
(b) Dipped in oil
(c) Brought near piece of iron
(d) Strongly heated
Ans.(d)
3. Potassium paramagnet is used for
(a) Dechlorination
(b) Improving colour
(c) Reducing acidity
(d) Reducing hardness
Ans.(b)
4. Which of the following material has the highest carbon percentage?
(a) Cast iron
(b) Mild steel
(c) High carbon steel
(d) Stainless steel
Ans.(a)
5. Which of the following paints is most fire resistant
(a) Bituminous paint
(b) Asbestos paint
(c) Aluminum paint
(d) Synthetic paint
Ans.(b)
6. The gas which is mainly responsible for the explosion in sewers is
(a) Methane
(b) Ethane
(c) Ammonia
(d) Carbon- monoxide
Ans.(d)
7. The Wind screen of car made of
(a) Sheet glass
(b) Wired glass
(c) Laminated glass
(d) Flint glass
Ans.(c)
8. Which of the welding process is used for welding of structures?
(a) Gas welding
(b) Fusion welding
(c) Thermic welding
(d) Arc welding
Ans.(d)
9. In a d.c generator, following losses will be minimum
(a) Copper loss
(b) Iron loss
(c) Friction loss
(d) Shunt field copper loss
Ans.(b)
10. Corona loss is less when the shape of the conductor is
(a) Circular
(b) Flat
(c) Oval
(d) Independent of shape
Ans.(a)
11. The core of the transformer is assembled with laminated sheet so as to reduce
(a) Hysteresis loss
(b) Copper loss
(c) Magnetic noise
(d) Eddy current loss
Ans.(d)
12. Which of the following instrument is used for measuring the rate of flow of liquid of pipes
(a) Hydro meter
(b) Venturi meter
(c) Viscometer
(d) Falter pump
Ans.(b)
13. The proper use of lubricants cannot reduce
(a) Static friction
(b) Inertia
(c) Sliding friction
(d) Rolling friction
Ans.(b)
14. Infra red radiation can be detected by
(a) Spectrometer
(b) Pyrometer
(c) Nanometer
(d) Photometer
Ans.(b)
15. Which of the following is used in optical fibers
(a) Total internal reflection
(b) Scattering
(c) Diffraction
(d) Refraction
Ans.(a)
16. Metal attains super- conduction properties below the temperature of
(a) 0 deg K
(b) 100 deg C
(c) 100 deg K
(d) 10 deg K
Ans.(d)
17. Powder clinges to the skin because of following property
(a) Adhesion
(b) Cohesion
(c) Surface tension
(d) Capillary action
Ans.(a)
18. The sparking at the brushes in the d.c generator is attributed to
(a) Quick reversal of current
(b) Reactance voltage
(c) Armature reaction
(d) High resistance of the brushes
Ans.(c)
19. D.C series motor should always be started with load because
(a) At no load it will rotate at dangerously high speed
(b) At no load it will not develop high starting torque
(c) It cannot start without load
(d) It draw a small amount of current at no load
Ans.(a)
20. A tunnel diode is
(a) High resistivity p-n junction diode
(b) A slow switching device
(c) An amplifying device
(d) A very heavily doped p-n junction diode
Ans.(d)
21. The effective channel length of a MOSFET in saturation decreases with increase in
(a) Gate voltage
(b) Drain voltage
(c) Source voltage
(d) Body voltage
Ans. (b)
22. The ON voltage and forward breakover voltage of an SCR depends on the
(a) Gate current alone
(b) Band gap of the semiconductor alone
(c) Gate current and the semiconductor band gap respectively
(d) Semiconductor bandgap and the gate current respectively
Ans.(c)
23. Negative feedback in amplifier
(a) Improves the signal to noise ratio at the input
(b) Improves the signal to noise ratio at the output
(c) Does not affect the signal to noise ratio at the output
(d) Reduce the distortion.
Ans.(b)
24. An ideal Op- Amp is an ideal
(a) Voltage controlled current source
(b) Voltage controlled voltage source
(c) Current controlled current source
(d) Current controlled voltage source
Ans.(b)
25. One of the following types of noise becomes of great importance at high frequencies. It is the
(a) Shot noise
(b) Random noise
(c) Impulse noise
(d) Transit- time noise
Ans.(d)
26. Piezoelectricity effect is the polarization of a dielectric under the influence of
(a) Light
(b) Mechanical stress
(c) Electrical stress
(d) Heat
Ans.(b)
27. Entropy of mixture of two gases after sudden mixing is
(a) Greater than
(b) Less than
(c) Same as sum of entropy of individual gases
(d) Unpredictable
Ans.(a)
28. If air filter is removed in a petrol engine, the air/fuel ratio will
(a) Increase
(b) Decrease
(c) Increase and decrease
(d) Remains unchanged
Ans.(a)
29. In a two stage compression , inter -cooling is used for
(a) Reducing work of compression in the first stage
(b) Reducing temperature in the first stage
(c) Reduced work in the second stage
(d) Reducing work and temperature in the second stage
Ans.(d)
30. Which component of refrigeration system controls the flow of refrigerant
(a) Expansion valve
(b) Condenser
(c) Compressor
(d) Evaporator
Ans.(a)
31. Laser beam welding has widest application in
(a) Mass production in heavy industry
(b) Jobbing industry
(c) Electronic industry
(d) Structure and bridge work
Ans.(c)
32. In Equation x-2y+3z=0 and 2x+5y+3z=0, y equals
(a) 0
(b) 1
(c) 2
(d) 3
Ans.(a)
33. If a system of equation has one or more solution it is called
(a) Compatible
(b) Consistent
(c) Homogeneous
(d) Simultaneous
Ans.(b)
34. In a microprocessor the register which holds the address of the next instruction to be fetched is
(a) Accumulator
(b) Program counter
(c) Stack pointer
(d) Instruction register
Ans.(b)
35. The mnemonics used in writing a program is called
(a) Assembly language
(b) Fetch cycle
(c) Microinstruction
(d) Object program
Ans.(a)
36. For which of the following devices, is DMA the most suitable
(a) Keyboard
(b) Mouse
(c) Joy stick
(d) Hard stick
Ans.(d)
37. In real time operating system, which of the following is the most suitable scheduling scheme?
(a) Round robin
(b) First come first served
(c) Random scheduling
(d) Preemptive
Ans.(d)
38. In client –server system , data is usually stored on the
(a) Server
(b) Client
(c) Network
(d) None of the above
Ans.(a)
39. Identify the natural
(a) LISP
(b) PROLOG
(c) Both (a) and (b)
(d) Neither (a) and (b)
Ans.(c)
40. An interrupt that can temporarily ignored by the counter is known as
(a) Vectored interrupt
(b) Non – maskable interrupt
(c) Maskable interrupt
(d) Low priority interrupt
Ans.(c)
Yes demand is min.high.After all u r free to see off ur company and try for foreign countries.
metal fabrication and welding
This internet site is my breathing in, very great pattern and perfect content. Looking for some inspiration for your next trip? Find great vacation ideas and inspiration from Things to do with your source for the web's best reviews and travel ...
"Thank you for sharing this informative post. Looking forward to read more.
Mechanics Brookevale | Car service rookvale"
Wow! I am felt good to read your post and make the humble request to carry on this post in the upcoming time. By doing so, all readers tend to get the pulp of the best readable materials at all. Hence, you can stay on this site to see what is going and connect to us with assignment help Australia to perform better in the academic horizons.
I am thanked to visit this site as it pairs up with excellent content to glorify the existing knowledge in a better way. So, it would be great to intensify your knowledge with the procurement of Assignment Help Online service. Here, you find untold truth for acing success.
The College Assignment Help Online is the best way to create a vacuum for students learned effort
The airforce students can get the website onboard with exclusive way to do my essay canada
Emma Allen, works at an IT company and is an Assignment Writer. He loves to write blogs on technology, especially on Operational Amplifiers Assignment Help. Emma also loves to invent new methods of Linux Assignment Help on behalf of Greatassignmenthelp. He is fond of exploring new cuisines in his spare time.
Online assignment help is a service that provides assistance to students who are struggling with their academic work. The service can be used by students who need any kind of help, from writing an essay to solving math problems.Doing homework, assignments, and projects can be a time-consuming task. The good news is that there are <a href="https://www.sampleassignment.com//>Online Assignment Services</a> that offer you to do your assignment for you. This way you can enjoy your free time and spend it on something more meaningful.
Hello, thanks for sharing such pretty informing blogs
Take online assignment help if you don't want to write your assignments or you really do not have any time. We at fullassignment.co.uk provides the best assignment help. We offer 100% plagiarism-free, on-time delivery. We have the best experts for you, can take help with your homework.
I read your post and I liked your post very much. Keep posting like this. And also visit. Management Assignment Help
I highly recommend the assignment writing service for anyone who needs help with their academic tasks. I have used this do my university assignment for me service for my own assignments and have always received quality work that is delivered on time. The team of writers is professional and knowledgeable, and they always go above and beyond to meet my expectations. If you want to take the stress out of your academic life, this is the service you need to try!
Nice Blog! As a busy professional pursuing further education,"Online assignment help has been a lifeline. It's reassuring to find dedicated services that understand the challenges faced by working students.
Excellent Blog! This blog sheds light on a crucial aspect of nursing education. nursing assignment help is a lifeline for students balancing clinical practice and assignments.
Nice blog
Unmatched SAS Assignment Help at StudentsAssignmentHelp.co.uk: Avail the best SAS assignment help services from our expert Environmental Engineering assignment helpers. Our skilled team ensures top-notch solutions for your environmental engineering projects. With a commitment to excellence, we offer timely delivery, 24/7 support, and plagiarism-free content. Trust StudentsAssignmentHelp.co.uk for comprehensive assistance, making your academic journey stress-free.
Hello, I am Catherine, an academic writer at a global assignment expert. If you are looking for an experienced assignment writer with accuracy. Here we are global assignment help, and our job is to deliver assignment as per our customer requirement. Our team of experts will help you in all possible ways to complete your assignment with ease and accuracy. An Assignment expert is known for their delivering assignment on time. Our team is highly qualified and having knowledge related to all subjects. If you are an engineering student, economics student, or from another field, we are accessible for all types of assignment solutions. So connect with us today for more details.
I've bookmarked your blog because I know I can always count on it for valuable insights and inspiration. Your dedication to providing high-quality content sets you apart, and I'm grateful to have found such a reliable resource. Thank you for all that you do! I've used several online essay writing services before, and it's crucial to check their revision policies before committing. Thanks for mentioning that.