Mechanical Engineering
- 701. What are causes of cavitation?
- 702. What is cavitation?
- 703. What is specific speed of a pump?
- 704. Define velocity triangle at impeller.
- 705. What is discharge head?
- 706. What is static suction head?
- 707. Define manometric head for pumps.
- 708. What are the main components of a centrifugal pump?
- 709. What is the working principle of a centrifugal pump?
- 710. What are applications of pumps in industries?
- 711. What is a submersible pump?
- 712. What is a diaphragm pump?
- 713. What is a screw pump?
- 714. What is a vane pump?
- 715. What is a gear pump?
- 716. What is a reciprocating pump?
- 717. What is a centrifugal pump?
- 718. What are types of pumps?
- 719. What is a pump?
- 720. What are axial flow turbines?
- 721. What is draft tube efficiency?
- 722. What are disadvantages of Kaplan turbines?
- 723. What are advantages of Kaplan turbines?
- 724. What are the head and discharge ranges for Kaplan turbines?
- 725. What are adjustable blades?
- 726. What is the working principle of Kaplan turbine?
- 727. What are differences between Kaplan and Francis turbines?
- 728. What is a propeller turbine?
- 729. What is a Kaplan turbine?
- 730. What are advantages of Francis turbines?
- 731. What are the typical heads for Francis turbines?
- 732. What are velocity triangles in Francis turbine?
- 733. What is the function of guide vanes?
- 734. What is a draft tube?
- 735. Define runner blades.
- 736. What is the working principle?
- 737. What are the main parts of Francis turbine?
- 738. What type of turbine is it?
- 739. What is a Francis turbine?
- 740. What is the range of specific speed for Pelton wheels?
- 741. What are the conditions for maximum efficiency?
- 742. What is the efficiency of a Pelton wheel?
- 743. Define bucket velocity.
- 744. What is the function of a nozzle?
- 745. What is a jet deflector?
- 746. What are the main components of Pelton wheel?
- 747. What is the working principle of Pelton turbine?
- 748. What type of turbine is the Pelton wheel?
- 749. What is a Pelton wheel?
- 750. What are typical applications of turbines?
- 751. What are efficiencies of a turbine?
- 752. What is a governing mechanism in turbines?
- 753. Define specific speed of a turbine.
- 754. Define head and discharge of a turbine.
- 755. What are the components of a turbine?
- 756. What is a reaction turbine?
- 757. What is an impulse turbine?
- 758. What are the types of turbines?
- 759. What is a hydraulic turbine?
- 760. What is the principle of energy transfer in hydraulic machines?
- 761. Give examples of reaction machines.
- 762. Give examples of impulse machines.
- 763. What are non-positive displacement machines?
- 764. What are positive displacement machines?
- 765. What is the function of a hydraulic motor?
- 766. Define a pump.
- 767. Define a turbine.
- 768. What is the classification of hydraulic machines?
- 769. What are hydraulic machines?
- 770. What are energy losses in hydraulic machines?
- 771. What is volumetric efficiency?
- 772. Define overall efficiency.
- 773. Define mechanical efficiency.
- 774. Define hydraulic efficiency.
- 775. What is manometric head?
- 776. What is dynamic head?
- 777. What is static head?
- 778. Define total head.
- 779. What is hydraulic energy?
- 780. What are head losses in fluid flow?
- 781. What is the significance of flow continuity equation?
- 782. What is turbulent flow?
- 783. What is laminar flow?
- 784. What is Reynolds number?
- 785. What is specific gravity?
- 786. Define specific weight.
- 787. What is density of a fluid?
- 788. Define viscosity.
- 789. What are properties of fluids used in hydraulics?
- 790. What are common applications of hydraulics in engineering?
- 791. Define pressure and flow rate.
- 792. What are the limitations of hydraulic systems?
- 793. What are the advantages of hydraulic systems?
- 794. What are the basic components of a hydraulic system?
- 795. Define fluid power.
- 796. What is Bernoulli’s theorem?
- 797. State Pascal’s law.
- 798. What is the principle of hydraulics?
- 799. What is a hydraulic system?
- 800. Why is refrigeration and air conditioning important for electrical engineers?